Dröscher, V. B. (1971). The friendly beast: Latest discoveries in animal behavior. Dutton.
芝加哥风格引文Dröscher, Vitus B. The Friendly Beast: Latest Discoveries in Animal Behavior. New York: Dutton, 1971.
MLA引文Dröscher, Vitus B. The Friendly Beast: Latest Discoveries in Animal Behavior. Dutton, 1971.
警告：这些引文格式不一定是100％准确.