Kothari, C.R..
Research methodology methods and techniques / by C.R.Kothari. - / - New Delhi-2 : Wiley Eastern Ltd. , 1985 - 500p, :
0-85226-477-1
techniques
T48 / M5;2
Research methodology methods and techniques / by C.R.Kothari. - / - New Delhi-2 : Wiley Eastern Ltd. , 1985 - 500p, :
0-85226-477-1
techniques
T48 / M5;2