Singh, K. (1987). Teaching and method of social survey research and statistics. Prakashan Kendra.
Čikaški stil citiranjaSingh, K. Teaching and Method of Social Survey Research and Statistics. Lucknow: Prakashan Kendra, 1987.
MLA način citiranjaSingh, K. Teaching and Method of Social Survey Research and Statistics. Prakashan Kendra, 1987.
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