7 treff

Chimpanzees : a laboratory colony
by Robert M. Yerkes
Bok Engelsk 1943
The great apes : a study of anthropoid life
by Robert M. Yerkes and Ada W. Yerkes
Bok Engelsk 1929
Almost human
by Robert M. Yerkes
Bok Engelsk 1925
A point scale for measuring mental ability : 1923 revision
by Robert M. Yerkes and Josephine Curtis ...
Bok Engelsk 1923
Intellectual and educational status of the medical profession as represented in the United States Army
Cobb, Margaret V.
Bok Engelsk 1921
A point scale for measuring mental ability
by Robert M. Yerkes, James W. Bridges and...
Bok Engelsk 1915
The dancing mouse : a study in animal behaviour
by Robert M. Yerkes
Bok Engelsk 1907