Keller, G. D., Teschner, R. V., & Viera, s. (1976). Bilingualism in the bicentennial and beyond. Bilingual Press.
Chicago-čujuhus (17. p.)Keller, Gary D., Richard V. Teschner, juo silvia Viera. Bilingualism in the Bicentennial and Beyond. Nueva York: Bilingual Press, 1976.
MLA-čujuhus (9. p.)Keller, Gary D., et al. Bilingualism in the Bicentennial and Beyond. Bilingual Press, 1976.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.