Nagaraja, K. S. 1999. Korku Language: Grammar, Texts, Vocabulary. Tokyo: Tokyo University of Foreign Studies.
@book{sinnemakizeromarking-Nagaraja1999, address = {Tokyo}, author = {Nagaraja, K. S.}, publisher = {Tokyo University of Foreign Studies}, title = {Korku Language: Grammar, Texts, Vocabulary}, year = {1999} }