Παραπομπή APA

Ames, G., & Wyler, R. (1963). Planet earth. Golden press.

Παραπομπή Chicago Style

Ames, Gerald, και Rose Wyler. Planet Earth. New York: Golden press, 1963.

Παραπομπή MLA

Ames, Gerald, και Rose Wyler. Planet Earth. Golden press, 1963.