Dyfyniad APA

Abeyta, A. A., & Hausdoerffer, J. (2014). Letters from the headwaters. Western Press Books.

Dyfyniad Arddull Chicago

Abeyta, Aaron A., and John Hausdoerffer. Letters from the Headwaters. Gunnison, Colorado: Western Press Books, 2014.

Dyfyniad MLA

Abeyta, Aaron A., and John Hausdoerffer. Letters from the Headwaters. Western Press Books, 2014.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.