Koul,, . L. (1997). Methodology of educational research (3rd rev ed.). Vikas.
Style de citation ChicagoKoul,, Lokesh. Methodology of Educational Research. 3rd rev ed. New Delhi: Vikas, 1997.
Style de citation MLAKoul,, Lokesh. Methodology of Educational Research. 3rd rev ed. Vikas, 1997.
Attention : ces citations peuvent ne pas être correctes à 100%.