TY  - BOOK
AU  - Schoelkope, Dean H., ed.
TI  - Britannica book of the year 1971
SN  - 0-85229-158-2
PY  - 1971///
CY  - Chicago
PB  - Encyclopaedia Britannica
KW  - NASA Thesaurus
KW  - Year Books
ER  -