TY  - BOOK
TI  - MCGRAW-HILL ENCYCLOPEDIA OF SCIENCE & TECHNOLOGY : : 8 GEO-HYS 
SN  - 9780071792738 (Set)
U1  - 503 23
PY  - 2012///]
CY  - New York
PB  - McGraw-Hill
KW  - Science
KW  - Encyclopedias
KW  - Technology
ER  -