Silverstein, A., Silverstein, V. B., & Zallinger, J. (1980). Nature's champions: The biggest, the fastest, the best. Random House.
Chicago Style (17th ed.) CitationSilverstein, Alvin, Virginia B. Silverstein, and Jean Zallinger. Nature's Champions: The Biggest, the Fastest, the Best. New York: Random House, 1980.
MLA (8th ed.) CitationSilverstein, Alvin, et al. Nature's Champions: The Biggest, the Fastest, the Best. Random House, 1980.
Warning: These citations may not always be 100% accurate.