APA (7th ed.) Citation

Comstock, A. B. (1930). The pet book. Comstock Publishing Co..

Chicago Style (17th ed.) Citation

Comstock, Anna Botsford. The Pet Book. Ithaca, N.Y.: Comstock Publishing Co., 1930.

MLA (9th ed.) Citation

Comstock, Anna Botsford. The Pet Book. Comstock Publishing Co., 1930.

Warning: These citations may not always be 100% accurate.