TY  - BOOK
TI  - McGraw-Hill encyclopedia of science & technology
SN  - 0070792925 (set) :
U1  - 503 
PY  - 1987///
CY  - New York
PB  - McGraw-Hill
KW  - Science
KW  - Encyclopedias
KW  - Technology
KW  - MCE
ER  -