Dyfyniad APA
Tippett, A. R. (1970). People of southern Ethiopia. William Carey Library.
Dyfyniad Arddull Chicago
Tippett, Alan R. People of Southern Ethiopia. South pasadena, Calif.: William Carey Library, 1970.
Dyfyniad MLA
Tippett, Alan R. People of Southern Ethiopia. William Carey Library, 1970.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.