Citazione Stile APA (7a Edizione)

Lombard, S. J. c., & Purnell, H. C. (1968). Yao-English dictionary. Southeast Asia Program, Cornell University.

Citazione stile Chigago Style (17a edizione)

Lombard, Sylvia J. comp, e Herbert C. Purnell. Yao-English Dictionary. New York: Southeast Asia Program, Cornell University, 1968.

Citatione MLA (9a ed.)

Lombard, Sylvia J. comp, e Herbert C. Purnell. Yao-English Dictionary. Southeast Asia Program, Cornell University, 1968.