Παραπομπή σε μορφή APA (7η εκδ.)

Christmas, R. B., & Christmas, J. E. (1975). Kupia phonemic summary. Summer Institute of Linguistics, Institute of Nepal and Asian Studies, Tribhuvan University.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Christmas, R. B., και J. E. Christmas. Kupia Phonemic Summary. [Kathmandu]: Summer Institute of Linguistics, Institute of Nepal and Asian Studies, Tribhuvan University, 1975.

Παραπομπή σε μορφή MLA (8th εκδ.)

Christmas, R. B., και J. E. Christmas. Kupia Phonemic Summary. Summer Institute of Linguistics, Institute of Nepal and Asian Studies, Tribhuvan University, 1975.