Just after submitting my thesis for the doctorate degree I got appointed at the University of Delhi to work as Assistant Director (Hindi), at the Directorate of Correspondence Courses in January 1965. After six months in July 1965 I joint PGDAV College (University of Delhi) as a lecturer in the Department of Hindi. Besides teaching Hindi I was given classes to teach Principles of Indian Textual Criticism to Pre Phd. students, the class which was later named as M.Litt and M.Phil. course .