(1971). Historical abstracts: Bibliography of the world's historical literature 21.1975. Historical abstracts.
Chicago Style (17th ed.) Citation"Historical Abstracts: Bibliography of the World's Historical Literature 21.1975." Historical Abstracts 1971.
MLA (8th ed.) Citation"Historical Abstracts: Bibliography of the World's Historical Literature 21.1975." Historical Abstracts, 1971.
Warning: These citations may not always be 100% accurate.
