The 1991 World Book year book : the annual supplement to the World Book encyclopedia.
- Chicago : World Book, c 1991.
- 576 p. : ill. ; 26 cm.
- A review of the Events of 1990. .
344 344
0-7166-0491-4
0084-1439
Encyclopedias and dictionaries.
Yearbooks.
031 / W893
344 344
0-7166-0491-4
0084-1439
Encyclopedias and dictionaries.
Yearbooks.
031 / W893