APA (7th ed.) Citation

Silverberg, R. (1987). Robert Silverberg's worlds of wonder. Warner Books.

Chicago Style (17th ed.) Citation

Silverberg, Robert. Robert Silverberg's Worlds of Wonder. New York, NY: Warner Books, 1987.

MLA (9th ed.) Citation

Silverberg, Robert. Robert Silverberg's Worlds of Wonder. Warner Books, 1987.

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