APA (7th ed.) Citation

Erickson, J. R., & Holmes, G. L. (1999). The garbage monster from outer space. Viking Books.

Chicago Style (17th ed.) Citation

Erickson, John R., and Gerald L. Holmes. The Garbage Monster from Outer Space. New York: Viking Books, 1999.

MLA (8th ed.) Citation

Erickson, John R., and Gerald L. Holmes. The Garbage Monster from Outer Space. Viking Books, 1999.

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