TY  - BOOK
AU  - Johnson,Willis Hugh
TI  - Principles of zoology
SN  - 0030120462
AV  - QL47.2 .P74 1977
U1  - 591 
PY  - 1977///
CY  - New York
PB  - Holt, Rinehart and Winston
KW  - Zoology
KW  - Local
N1  - Includes bibliographies and index
ER  -