Dyfyniad APA

O'Hair, D. (1998). Strategic communication in business and the professions (3rd edition.). Boston: Houghton Mifflin.

Dyfyniad Arddull Chicago

O'Hair, Dan. Strategic Communication in Business and the Professions. 3rd edition. Boston: Houghton Mifflin, 1998.

Dyfyniad MLA

O'Hair, Dan. Strategic Communication in Business and the Professions. 3rd edition. Boston: Houghton Mifflin, 1998.

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