ScienceDirect (Online service) & Smith, R. L. (1984). Sperm competition and the evolution of animal mating systems. Academic Press.
Chicago Style (17th ed.) CitationScienceDirect (Online service) and Robert L. Smith. Sperm Competition and the Evolution of Animal Mating Systems. Orlando: Academic Press, 1984.
MLA (9th ed.) CitationScienceDirect (Online service) and Robert L. Smith. Sperm Competition and the Evolution of Animal Mating Systems. Academic Press, 1984.
Warning: These citations may not always be 100% accurate.