Dyfyniad APA

Gregg, J. R., Leslie, L. A., Zoubek, C. E., & Rader, C. (1963). Gregg shorthand: Functional method. Gregg Pub. Division, McGraw-Hill.

Dyfyniad Arddull Chicago

Gregg, John Robert, Louis A. Leslie, Charles E. Zoubek, and Charles Rader. Gregg Shorthand: Functional Method. New York: Gregg Pub. Division, McGraw-Hill, 1963.

Dyfyniad MLA

Gregg, John Robert, et al. Gregg Shorthand: Functional Method. Gregg Pub. Division, McGraw-Hill, 1963.

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