Gaya APA
Knight, G, N. (1979).
Indexing,the art of: a guide to the indexing of books and periodicals .
London:
George Allen & Unwin.
Gaya MLA
Knight, G., Norman.
"Indexing,the art of: a guide to the indexing of books and periodicals".
London:
George Allen & Unwin,
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Textbook.