TY  - GEN
AU  - Nault,William H.
ED  - Field Enterprises Educational Corporation.
TI  - The 1981 World book year book : : the annual supplement to the World book encyclopedia 
SN  - 0716604817
AV  - R AG 5 W927 1981
U1  - 031 
PY  - 1981///
CY  - Chicago : 
PB  - World Book-Childcraft International
KW  - Enciclopedias y diccionarios
N1  - Includes index.
At head of title: "A review of the events of 1980."
Spine title: Year book, 1981
ER  -