Cita APA (7th ed.)

Maddy, Y. A. (1981). No past, no present, no future ([4.] Auflage.). Heinemann.

Cita Chicago (17th ed.)

Maddy, Yulisa Amadu. No Past, No Present, No Future. [4.] Auflage. London [u.a.]: Heinemann, 1981.

Cita MLA (8th ed.)

Maddy, Yulisa Amadu. No Past, No Present, No Future. [4.] Auflage. Heinemann, 1981.