Chimpanzee intelligence and its vocal expressions
By: by Robert M. Yerkes and Blanche W. Learned.
Contributors: Learned, Blanche W.
Publisher: The Williams & Wilkins Company
Published: 1925
Place of publication: Baltimore
Language: eng
Number of pages: 157
Subjects: Chimpanzees.; Animal intelligence.; Sound production by animals.
Notes: "List of references": p. 157.