TY  - BOOK
AU  - Roberts,M.B.V.
TI  - Biology: a functional approach 
SN  - 0174480334
AV  - QH 307.2 .R5
PY  - 1986///
CY  - Walton
PB  - Thomas Nelson
KW  - Biology
KW  - Study and teaching
N1  - Includes index
ER  -