Dyfyniad APA

Eldridge, E. H. (1955). Eldridge-Good Business speller and vocabulary builder. American Book Co.

Dyfyniad Arddull Chicago

Eldridge, Edward H. Eldridge-Good Business Speller and Vocabulary Builder. New York: American Book Co, 1955.

Dyfyniad MLA

Eldridge, Edward H. Eldridge-Good Business Speller and Vocabulary Builder. American Book Co, 1955.

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