TY  - GEN
AU  - Needham, Joseph 
AU  - Ronan, Colin A.
TI  - The shorter science and civilization in China: vol 1 of Joseph needham's original text 
U1  - 509.51 
PY  - 1978///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Science : China : History
ER  -