Dyfyniad APA

John M Chalackal. (1987). Keralathile sahakarana prasthanam. State institute of languages.

Dyfyniad Arddull Chicago

John M Chalackal. Keralathile Sahakarana Prasthanam. Thiruvananthapuram: State institute of languages, 1987.

Dyfyniad MLA

John M Chalackal. Keralathile Sahakarana Prasthanam. State institute of languages, 1987.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.