Frings, H., & Frings, M. (1977). Animal communication (2d ed., rev. and enl.). University of Oklahoma Press.
Chicago Style (17th ed.) CitationFrings, Hubert, and Mable Frings. Animal Communication. 2d ed., rev. and enl. Norman: University of Oklahoma Press, 1977.
MLA (9th ed.) CitationFrings, Hubert, and Mable Frings. Animal Communication. 2d ed., rev. and enl. University of Oklahoma Press, 1977.
Warning: These citations may not always be 100% accurate.