Cita APA (7a ed.)

Ortzen, L. (1970). North African writing. Heinemann Educational Books.

Cita Chicago Style (17a ed.)

Ortzen, Len. North African Writing. London: Heinemann Educational Books, 1970.

Cita MLA (9a ed.)

Ortzen, Len. North African Writing. Heinemann Educational Books, 1970.