TY  - BOOK
AU  - Roberts, M. B. V.
TI  - Biology: a functional approach 
SN  - 017448013x
AV  - QH315 .R6 1976
PY  - 1976///
CY  - Surrey
PB  - English Language Book society
KW  - Biology
KW  - Natural History (General). Biology (General)
N1  - Includes index
ER  -