TY  - BOOK
AU  - Marshall,A.J.
AU  - Williams,W.D.
TI  - Textbook of zoology
SN  - 0333141075 (paperback)
AV  - QL47.2 T49 
PY  - 1978///
CY  - London
PB  - English Language Book Society and Macmillan
KW  - Zoology
N1  - includes bibliographical reference and index
ER  -