TY  - GEN
AU  - Parker, T. Jeffery
TI  - Text book of zoology: Vertebrates 
SN  - 0 333 14085 0 :
U1  - 596 
PY  - 1962///
CY  - London
PB  - Macmillan
KW  - VERTEBRATA
N1  - Includes index
ER  -