Research in education /
Best, John W.
Research in education / John W. Best. - 7th ed. - New Delhi : Prentice- Hall of India, c1993. - xi, 435 p. : 24 cm.
8120309669
Social science.
Education- Research methods.
370.7
Research in education / John W. Best. - 7th ed. - New Delhi : Prentice- Hall of India, c1993. - xi, 435 p. : 24 cm.
8120309669
Social science.
Education- Research methods.
370.7