APA (7th ed.) Citation

McCaffrey, A., & Whelan, M. (1982). Crystal singer (First edition.). Ballantine.

Chicago Style (17th ed.) Citation

McCaffrey, Anne, and Michael Whelan. Crystal Singer. First edition. New York: Ballantine, 1982.

MLA (8th ed.) Citation

McCaffrey, Anne, and Michael Whelan. Crystal Singer. First edition. Ballantine, 1982.

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