Radhakrishnan, N. a. R. N. (1988). Linguistics in Classroom. Abhi & Ajit Publishers.
Dyfyniad Arddull ChicagoRadhakrishnan, N. and Rajasekharan Nair. Linguistics in Classroom. Pathanamthitta: Abhi & Ajit Publishers, 1988.
Dyfyniad MLARadhakrishnan, N. and Rajasekharan Nair. Linguistics in Classroom. Abhi & Ajit Publishers, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.