Deismireacht APA

Sardana, J. L., & Sehgal, R. L. (1983). Universal decimal classification: Structure and methodology. Ess Ess Pub..

Chicago Edition Citation

Sardana, J. L., and R. L. Sehgal. Universal Decimal Classification: Structure and Methodology. New Delhi: Ess Ess Pub., 1983.

Deismireacht MLA

Sardana, J. L., and R. L. Sehgal. Universal Decimal Classification: Structure and Methodology. Ess Ess Pub., 1983.

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