Style de citation APA

Koul, B. N. (1994). Correspondence/Distance education in India: An indepth study covering the year 1989-90. Indira Gandhi National Open University.

Style de citation Chicago

Koul, B N. Correspondence/Distance Education in India: An Indepth Study Covering the Year 1989-90. New Delhi: Indira Gandhi National Open University, 1994.

Style de citation MLA

Koul, B N. Correspondence/Distance Education in India: An Indepth Study Covering the Year 1989-90. Indira Gandhi National Open University, 1994.