Pattanayak, D. P. (1981). Multilingualism and mother- tongue education. O. U. Pr..
Chicago Style (17th ed.) ZitazioaPattanayak, D. P. Multilingualism and Mother- Tongue Education. Delhi: O. U. Pr., 1981.
MLA (9th ed.) ZitazioaPattanayak, D. P. Multilingualism and Mother- Tongue Education. O. U. Pr., 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.