TY  - BOOK
AU  - To, Y.K.
TI  - Basic principles in biology: for H.K.C.E.E.(Book 1)
SN  - 1881827642 ( pbk. )
PY  - 1979///
CY  - Tsuen Wan
PB  - Hung Fung Book Co.
N1  - Includes index
ER  -