TY  - BOOK
TI  - McGraw-Hill yearbook of science & technology 1970-1971
SN  - 0070792801 (set) :
U1  - 505 
PY  - 1971///
CY  - New York
PB  - McGraw-Hill
KW  - Science
N1  - Comprehensive coverage of the important events of the year 1970
ER  -