Παραπομπή APA

Bhatnagar,O P. (1981). Research methods and measurements in behavioural sciences. Agride Publishing Academy.

Παραπομπή Chicago Style

Bhatnagar,O P. Research Methods and Measurements in Behavioural Sciences. New Delhi: Agride Publishing Academy, 1981.

Παραπομπή MLA

Bhatnagar,O P. Research Methods and Measurements in Behavioural Sciences. Agride Publishing Academy, 1981.

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