APA (7th ed.) Citation

Silverberg, R. (1969). Thorns. Rapp & Whiting.

Chicago Style (17th ed.) Citation

Silverberg, Robert. Thorns. Lond.: Rapp & Whiting, 1969.

MLA (8th ed.) Citation

Silverberg, Robert. Thorns. Rapp & Whiting, 1969.

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