TY - BOOK AU - Rumbaugh, Duane M. , 1929- TI - Language learning by a chimpanzee ; the Lana project SN - 0126018502 AV - QL737.P96L36 PB - Academic Press KW - Chimpanzees -- Psychology KW - Animal communication KW - Language and languages -- Origin KW - QL N1 - Includes bibliographies ER -