The play of animals
By: by Karl Groos ;translated with the author's cooperation by Elizabeth L. Baldwin ; with a preface and an appendix by J. Mark Baldwin.
Publisher: Chapman and Hall
Published: 1898
Place of publication: London
Language: eng
Number of pages: 341
Subjects: Play behavior in animals.
Work titles: Spiele der Tiere.
Notes: Translation of Spiele der Tiere.

Includesbibliographical references and index.