古多尔 & Lawick-Goodall. (1980). 黑猩猩在召唤: In the shadow of man. 科学出版社.
Chicago Style (17th ed.) Citation古多尔 and Lawick-Goodall. 黑猩猩在召唤: In the Shadow of Man. 科学出版社, 1980.
MLA引文古多尔 and Lawick-Goodall. 黑猩猩在召唤: In the Shadow of Man. 科学出版社, 1980.
警告：這些引文格式不一定是100％准確.