TY  - GEN
AU  - Nault,William H.
ED  - Field Enterprises Educational Corporation.
TI  - The 1972 World book year book : : the annual supplement to the World book encyclopedia 
SN  - 0716604728 
AV  - R AG 5 W927 1972
U1  - 031 
PY  - 1972///
CY  - Chicago : 
PB  - Field Enterprises Educational Corp., 
KW  - Enciclopedias y diccionarios
N1  - Includes index.
"A review of the events of 1971."
Spine title: Year book, 1972
ER  -