TY  - BOOK
AU  - Kerrod,Robin
AU  - 
TI  - Timbangan dan ukuran
T2  - Siri rahsia sains
SN  - 9676003638
U1  - 507 23
PY  - 1992///
CY  - Petaling Jaya, Selangor : 
PB  - Eastview , 
KW  - Weights and measures ; Science - Study and teaching
ER  -