Factors influencing the variance in sign learning performance by four juvenile Orangutans (Pongo pygmaeus) /

Saved in:
Bibliographic Details
Main Author: Shapiro, Gary Louis
Format: Thesis Book
Language:English
Published: 1985
Subjects:
Tags: Add Tag
No Tags, Be the first to tag this record!
Description
Physical Description:63 p. : ill. ; 22 cm.