TY  - BOOK
AU  - Yee, Lau Hut
TI  - Objective items for integrated science: : Book2 with answers
SN  - 058269597x
U1  - 500 
PY  - 1971///
CY  - Malaysia
PB  - ;  Longman
KW  - Science
KW  - Scientific Research
ER  -