Orientation Programme in Educational Planning and Administration for Directors of Education of Sri Lanka New Delhi, India. (1984). Orientation Programme in Educational Planning and Administration for Directors of Education of Sri Lanka, New Delhi, March 20-May 3, 1984: Report. National Institute of Educational Planning and Administration.
Παραπομπή σε μορφή Chicago (17η εκδ.)Orientation Programme in Educational Planning and Administration for Directors of Education of Sri Lanka New Delhi, India. Orientation Programme in Educational Planning and Administration for Directors of Education of Sri Lanka, New Delhi, March 20-May 3, 1984: Report. New Delhi, India: National Institute of Educational Planning and Administration, 1984.
Παραπομπή σε μορφή MLA (8th εκδ.)Orientation Programme in Educational Planning and Administration for Directors of Education of Sri Lanka New Delhi, India. Orientation Programme in Educational Planning and Administration for Directors of Education of Sri Lanka, New Delhi, March 20-May 3, 1984: Report. National Institute of Educational Planning and Administration, 1984.