Παραπομπή σε μορφή APA (7η εκδ.)

Clark, E., & Selzer, R. (1986). Growing old is not for sissies: Portraits of senior athletes / Etta Clark. With an introduction by Richard Selzer. Pomegranate.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Clark, Etta, και Richard Selzer. Growing Old Is Not for Sissies: Portraits of Senior Athletes / Etta Clark. With an Introduction by Richard Selzer. Corte Madera, Calif.: Pomegranate, 1986.

Παραπομπή σε μορφή MLA (8th εκδ.)

Clark, Etta, και Richard Selzer. Growing Old Is Not for Sissies: Portraits of Senior Athletes / Etta Clark. With an Introduction by Richard Selzer. Pomegranate, 1986.