Young P V
Scientific social surveys and research - 4th Ed. - New Delhi Prentice-hall of India Pvt Ltd 1984 - 576 Pages
research methods
Social science
300.18 / YOU/SC
Scientific social surveys and research - 4th Ed. - New Delhi Prentice-hall of India Pvt Ltd 1984 - 576 Pages
research methods
Social science
300.18 / YOU/SC