APA (7th ed.) Citation

Pryor, W. C., & Pryor, H. (1936). The paper book; a photographic picture-book with a story. Harcourt.

Chicago Style (17th ed.) Citation

Pryor, William Clayton, and Helen Pryor. The Paper Book; a Photographic Picture-book with a Story. New York: Harcourt, 1936.

MLA (9th ed.) Citation

Pryor, William Clayton, and Helen Pryor. The Paper Book; a Photographic Picture-book with a Story. Harcourt, 1936.