Kondratov A Sabdangalum chinhangalum (sounds and signs)/ by Kondratov A - 3rd ed. - Thiruvananthapuram: Kerala Bhasha Institute, 1990. - 212p. Kondratov Vasudevan Subjects--Topical Terms: Sounds and SignsPhonologyLanguage Dewey Class. No.: M 414 / KON/S