APA
Roy B., . (1993). Orientation programme for key resource teacher educators on teaching models and classroom teacher pupil interaction 15.03.93 to 19.03.93 - a report. Calcutta: Office of the Field Adviser, NCERT.
Chicago
Roy Biswanath, . 1993. Orientation programme for key resource teacher educators on teaching models and classroom teacher pupil interaction 15.03.93 to 19.03.93 - a report. Calcutta: Office of the Field Adviser, NCERT.
Harvard
Roy B., . (1993). Orientation programme for key resource teacher educators on teaching models and classroom teacher pupil interaction 15.03.93 to 19.03.93 - a report. Calcutta: Office of the Field Adviser, NCERT.
MLA
Roy Biswanath, . Orientation programme for key resource teacher educators on teaching models and classroom teacher pupil interaction 15.03.93 to 19.03.93 - a report. Calcutta: Office of the Field Adviser, NCERT. 1993.