Wellisch, H. H. (1991). Indexing from A to Z. Bronx, New York: The H. W. Wilson company.
Trích dẫn kiểu ChicagoWellisch, Hans H. Indexing From A to Z. Bronx, New York: The H. W. Wilson company, 1991.
MLA CitationWellisch, Hans H. Indexing From A to Z. Bronx, New York: The H. W. Wilson company, 1991.
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