Singh, Yogesh Kumar. Research methodology : modified syllabus of Indian University / Yogesh Kumar Singh and Ruchika Nath. - New Delhi : A.P.H. Publishing Corporation, 2007. - vi, 263p. ; 20cm. Includes index. ISBN: 9788176489621 817648962X Subjects--Topical Terms: Research--Methodology. Dewey Class. No.: 001.42 / SIR 2007