TY  - BOOK
AU  - Encyclopedia of Science and Technology ,
TI  - Readers` Guide to the McGraw - Hill Encyclopedia of Science and Technology
SN  - 0070453365
U1  - 503 
PY  - 1977///
CY  - New York
PB  - McGraw Hill Book Co.
KW  - Dictionaries & encyclopedias
KW  - Science and Technology
ER  -