APA (7th ed.) Citation

Turner, B. J., Pafenjk, J. W., & Schneider, E. (1981). Enjoy your killifish. Pet Library.

Chicago Style (17th ed.) Citation

Turner, Bruce J., John W. Pafenjk, and Earl Schneider. Enjoy Your Killifish. Harrison, N.J.: Pet Library, 1981.

MLA (9th ed.) Citation

Turner, Bruce J., et al. Enjoy Your Killifish. Pet Library, 1981.