TY  - BOOK
AU  -  Frings,Herbert
AU  -  Frings,Mable
TI  -  Concepts of zoology/ 
U1  -  590 FRI 
PY  - 1970///
CY  -  Toronto : 
PB  -  The Macmillan Company, 
KW  -  Zoology
N1  -  Includes bibliographical references
ER  -