Ravichandra Rao, I. (1983). Quantative Methods for Library and Information Science. Wiley Eastern.
Παραπομπή Chicago StyleRavichandra Rao, I.K. Quantative Methods for Library and Information Science. New Delhi: Wiley Eastern, 1983.
Παραπομπή MLARavichandra Rao, I.K. Quantative Methods for Library and Information Science. Wiley Eastern, 1983.
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