Dorji, D. C. T. (1998). An Introduction to Bhutanese languages. Vikas.
Chicago Style (17th ed.) ZitazioaDorji, Dr. Chen-Kyo Tshering. An Introduction to Bhutanese Languages. New Delhi: Vikas, 1998.
MLA (9th ed.) ZitazioaDorji, Dr. Chen-Kyo Tshering. An Introduction to Bhutanese Languages. Vikas, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.