APA (7th ed.) Citation

Ames, G., & Wyler, R. (1958). First days of the world. Harper.

Chicago Style (17th ed.) Citation

Ames, Gerald, and Rose Wyler. First Days of the World. [S.l.]: Harper, 1958.

MLA (9th ed.) Citation

Ames, Gerald, and Rose Wyler. First Days of the World. Harper, 1958.