Christmas, R. B., & Christmas, J. E. (1975). Kupia phonemic summary. Summer Institute of Linguistics, Institute of Nepal and Asian Studies, Tribhuvan University.
Chicago Style aipamenaChristmas, R. B., and J. E. Christmas. Kupia Phonemic Summary. [Kathmandu]: Summer Institute of Linguistics, Institute of Nepal and Asian Studies, Tribhuvan University, 1975.
MLA aipamenaChristmas, R. B., and J. E. Christmas. Kupia Phonemic Summary. Summer Institute of Linguistics, Institute of Nepal and Asian Studies, Tribhuvan University, 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.