APA (7th ed.) Citation

(1990). Abridged Dewey decimal classification and relative index / devised by Melvil Dewey.

Chicago Style (17th ed.) Citation

Abridged Dewey Decimal Classification and Relative Index / Devised by Melvil Dewey. 1990.

MLA (9th ed.) Citation

Abridged Dewey Decimal Classification and Relative Index / Devised by Melvil Dewey. 1990.

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