APA (7th ed.) Citation

Deerforth, D. (1974). Knock wood!: Superstition through the ages. Gale Research Co..

Chicago Style (17th ed.) Citation

Deerforth, Daniel. Knock Wood!: Superstition Through the Ages. Detroit: Gale Research Co., 1974.

MLA (9th ed.) Citation

Deerforth, Daniel. Knock Wood!: Superstition Through the Ages. Gale Research Co., 1974.

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