Dyfyniad APA

Betts, E. A., & Welch, C. M. (1963). The ABC up the street and down (Teacher's edition, annotated and keyed.). American Book Co..

Dyfyniad Arddull Chicago

Betts, Emmett A., and Carolyn M. Welch. The ABC Up the Street and Down. Teacher's edition, annotated and keyed. New York: American Book Co., 1963.

Dyfyniad MLA

Betts, Emmett A., and Carolyn M. Welch. The ABC Up the Street and Down. Teacher's edition, annotated and keyed. American Book Co., 1963.

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