Research methods
Mcburney, Donald H.
Research methods - 4th ed. - USA Books/ cole Publishing Company 1998 - 434p.
9780534355104
Technology--Research Methodology, Designs, Statistics
658.0072 / MCB
Research methods - 4th ed. - USA Books/ cole Publishing Company 1998 - 434p.
9780534355104
Technology--Research Methodology, Designs, Statistics
658.0072 / MCB