Tabla de Contenidos: “…: a necessary reflection / G.R. Barreto -- Uso local, ecología reproductiva y genética de la "terecay" (Podocnemis unifilis) en el bajo Caura, Venezuela = Local use, reproductive ecology and genetics of the "terecay" (Podocnemis unifilis) in the lower Caura River, Venezuela / T. …”

Tabla de Contenidos: “…El mundo del petróleo: origen usos y escenarios -- v.225. La huella invisible: humos, polvos y perfumes / Isaac Schifter -- v.226. …”

Tabla de Contenidos: “…[La presencia de China en el hemisferio occidental: consecuencias para América Latina y Estados Unidos] / Riordan Roett, Guadalupe Paz, editores -- [v. 26]. …”

Tabla de Contenidos: “…Cinta Loaiza ; 25 años de historia de la Unversidad Veracruzana / Luz Angelica Gutiérrez Bonilla -- v. 20. El uso del análisis multivariado en la solución de problemas regionales : componentes principales / Alejandro Juárez Gómez. …”

Tabla de Contenidos: “…De neuronas, emociones y motivaciones / Herminia Pasantes -- v. 159. Usos y abusos de las gasolinas / Isaac Schifter, Esteban López Salinas --v. 160. …”

Tabla de Contenidos: “…DeSylva, Lew Brown, Ray Henderson -- It never entered my mind / Richard Rodgers, Lorenz Hart -- It only happens when I dance with you / Irving Berlin -- It's a big wide wonderful world / John Rox -- It's a good day / Peggy Lee, Dave Barbour -- It's a lovely day today / Irving Berlin -- It's a most unusual day / Jimmy McHugh, Harold Adamson -- It's been a long, long time / Jule Styne, Sammy Cahn -- It's de-lovely / Cole Porter -- It's so nice to have a man around the house / Harold Spina, Jack Elliott -- It's the talk of the town / Jerry Livingston, Marty Symes, Al Neiburg -- It's too late / Carole King, Toni Stern -- Java jive / Milton Drake, Ben Oakland -- Jubilee / Hoagy Carmichael, Stanley Adams -- Just a gigolo / Leonello Casucci, Julius Brammer, Irving Caesar -- Just squeeze me (but don't tease me) / Duke Ellington, Lee Gaines -- Just the two of us / Ralph MacDonald, William Salter, Bill Withers -- Just the way you are / Billy Joel -- Killing me softly with his song / Charles Fox, Norman Gimbel -- The lady is a tramp / Richard Rodgers, Lorenz Hart -- The lady's in love with you / Burton Lane, Frank Loesser -- Lazybones / Johnny Mercer, Hoagy Carmichael -- Learnin' the blues / Dolores "Vicki" Silvers -- Let there be love / Lionel Rand, Ian Grant -- Let there be you / Vicki Young, David Cavanaugh -- Let's face the music and dance / Irving Berlin -- Let's get away from it all / Tom Adair, Matt Dennis -- Little girl blue / Richard Rodgers, Lorenz Hart -- Little white lies / Walter Donaldson -- Lollipops and roses / Tony Velona -- The look of love / Burt Bacharach, Hal David -- Look to the rainbow / Burton Lane, E.Y. …”