Dyfyniad APA

Stroman, J., Wilson, K., & Wauson, J. (2008). Administrative assistant's and secretary's handbook (3rd ed.). American Management Association.

Dyfyniad Arddull Chicago

Stroman, James, K. Wilson, and Jennifer Wauson. Administrative Assistant's and Secretary's Handbook. 3rd ed. New York: American Management Association, 2008.

Dyfyniad MLA

Stroman, James, et al. Administrative Assistant's and Secretary's Handbook. 3rd ed. American Management Association, 2008.

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