Dyfyniad APA

Barrett, D. (2008). Leadership communication (2nd ed.). McGraw-Hill/Irwin.

Dyfyniad Arddull Chicago

Barrett, Deborah. Leadership Communication. 2nd ed. Boston: McGraw-Hill/Irwin, 2008.

Dyfyniad MLA

Barrett, Deborah. Leadership Communication. 2nd ed. McGraw-Hill/Irwin, 2008.

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