TY  - BOOK
TI  - McGraw-Hill encyclopedia of science and technology: 13 spir-tou
SN  - 0070792801
U1  - 503 
PY  - 1960///
CY  - New York
PB  - McGraw-Hill Book
KW  - Encyclopaedia
KW  - Science & technology-Encyclopaedia
ER  -