Bierens de Haan, J. A. 1883-1958.
Animal psychology : its nature and its problems / - New York : Hutchinson's University Library, 1949 - 160 p. : 19 cm. - Hutchinson's university library. Psychology ; no. 15 . - Hutchinson's university library. Psychology ; no. 15. .
Bibliography: p. 155-156.
49003989
Psychology, Comparative.
Animal intelligence.
151.3 / DEA
Animal psychology : its nature and its problems / - New York : Hutchinson's University Library, 1949 - 160 p. : 19 cm. - Hutchinson's university library. Psychology ; no. 15 . - Hutchinson's university library. Psychology ; no. 15. .
Bibliography: p. 155-156.
49003989
Psychology, Comparative.
Animal intelligence.
151.3 / DEA