Animal psychology for biologists /
Bierens de Haan, Johan Abraham, 1883- [from old catalog]
Animal psychology for biologists / by J. A. Bierens de Haan. - London : University of London press, 1929. - 80 p. ; 23 cm.
Animal psychology for biologists / by J. A. Bierens de Haan. - London : University of London press, 1929. - 80 p. ; 23 cm.