APA (7th ed.) Citation

Jahn, J., Schild, U., & Nordmann, A. (1972). Who's who in African literature: Biographies, works, commentaries. Erdmann.

Chicago Style (17th ed.) Citation

Jahn, Janheinz, Ulla Schild, and Almut Nordmann. Who's Who in African Literature: Biographies, Works, Commentaries. Tübingen, Basel: Erdmann, 1972.

MLA (9th ed.) Citation

Jahn, Janheinz, et al. Who's Who in African Literature: Biographies, Works, Commentaries. Erdmann, 1972.