Kothari, C. R.
Research methodology - 2nd rev. ed. - New Delhi : New Age International (P) Ltd., Publishers, c2004. - xvi, 401 p. : ill.
Social sciences
Research
H62 / .K68 2004
Research methodology - 2nd rev. ed. - New Delhi : New Age International (P) Ltd., Publishers, c2004. - xvi, 401 p. : ill.
Social sciences
Research
H62 / .K68 2004