Sreedharan, M., V. (1972). Vyavasayika laayakagal. Language Institute.
Dyfyniad Arddull ChicagoSreedharan, Mussath, V. Vyavasayika Laayakagal. Language Institute, 1972.
Dyfyniad MLASreedharan, Mussath, V. Vyavasayika Laayakagal. Language Institute, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.