Dhyani, P. (2002). Classifying with Dewey Decimal Classification (Edition 19 and 20). Darya Ganj, New Delhi: Ess Ess Pubications.
Παραπομπή Chicago StyleDhyani, Pushpa. Classifying With Dewey Decimal Classification (Edition 19 and 20). Darya Ganj, New Delhi: Ess Ess Pubications, 2002.
Παραπομπή MLADhyani, Pushpa. Classifying With Dewey Decimal Classification (Edition 19 and 20). Darya Ganj, New Delhi: Ess Ess Pubications, 2002.
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