TY  - BOOK
AU  - Purchon,R.D.
TI  - Practical Animal Biology: for the tropices 
U1  - 574.072 
PY  - 1957///
CY  - London
PB  - University tutorial press
KW  - Protozoa
KW  - Coelenterata
KW  - Nematoda
KW  - Cytology
ER  -