TY  - BOOK
AU  - ZHU Kang
AU  - Herro
TI  - Empat Penemuan Pada Masa Cina Kuno: = Science Stories of Ancient China : Four Inventions in Ancient China 
U1  - 509. 
PY  - 2000///
CY  - Jakarta
PB  - Harmoni
KW  - 0
KW  - Grade 7-9
ER  -