00490nam a22001337a 4500 0 0 0 0 LCC LCC 2015-10-27 Purchases:Pak Book Corporation 748.44 4 1 001.42 GUP 18524 2025-02-11 00:00:00 2018-01-28 1 BK 0 0 0 0 LCC LCC 2015-10-27 Purchases:Pak Book Corporation 748.44 6 001.42 GUP 18525 2017-04-24 00:00:00 2017-04-11 2 BK 14021 14021 9789331321022 (hb) 001.42 GUP Gupta,Sanjay Kumar M. Research methodology New Delhi APH Publishing Corporation 2014 xi, 158 p. ; 20 cm. : ill. Research methodology Research Experimental research Scientific method Data collection Statistical tests Sampling Theoretical Hypothesis PSY RICPP BK