Ostle, B., & Mensing Richard W. (1975). Statistics in research: Basic concepts and techniques for research workers. Oxford and W publishing company.
Παραπομπή Chicago StyleOstle, Bernard, και Mensing Richard W. Statistics in Research: Basic Concepts and Techniques for Research Workers. New Delhi: Oxford and W publishing company, 1975.
Παραπομπή MLAOstle, Bernard, και Mensing Richard W. Statistics in Research: Basic Concepts and Techniques for Research Workers. Oxford and W publishing company, 1975.
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