Cita APA (7a ed.)

Clay, M. M. (1975). What did I write? (First published.). Heinemann.

Cita Chicago Style (17a ed.)

Clay, Marie M. What Did I Write? First published. London: Heinemann, 1975.

Cita MLA (8a ed.)

Clay, Marie M. What Did I Write? First published. Heinemann, 1975.