APA (7th ed.) Citation

Kniffin, H. R. (1931). Masks. The Manual arts press.

Chicago Style (17th ed.) Citation

Kniffin, Herbert Reynolds. Masks. Peoria, Ill.: The Manual arts press, 1931.

MLA (9th ed.) Citation

Kniffin, Herbert Reynolds. Masks. The Manual arts press, 1931.

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