APA (7th ed.) Citation

Comstock, A. B. (1915). The pet book (Second edition.). Comstock.

Chicago Style (17th ed.) Citation

Comstock, Anna Botsford. The Pet Book. Second edition. Ithaca, N.Y.: Comstock, 1915.

MLA (9th ed.) Citation

Comstock, Anna Botsford. The Pet Book. Second edition. Comstock, 1915.

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