APA (7th ed.) Citation

Kingsolver, B. (1993). Pigs in heaven (First edition.). HarperCollins.

Chicago Style (17th ed.) Citation

Kingsolver, Barbara. Pigs in Heaven. First edition. New York: HarperCollins, 1993.

MLA (9th ed.) Citation

Kingsolver, Barbara. Pigs in Heaven. First edition. HarperCollins, 1993.

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