TY  - GEN
AU  -  Yust,Walter
TI  - Encyclopedia britannica: a new survey of universal knowledge volume 21
U1  - 030 
PY  - 1949///
CY  - London
PB  - The University of chicago encyclopedia britannica
KW  - Encyclopedia and dictionaries
KW  - Reference books
N1  - In 11 volumes
ER  -