Nirman, Pooja. Encyclopaedia of research methods in education / Pooja Nirman. - New Delhi, India : Anmol Publications, 2007 - vi, 256 p. 25 cm. Includes bibliographical references and index. ISBN: 9788126133192 ;8126133198 Subjects--Topical Terms: Education. Dewey Class. No.: 30.014 / NIE 2007