Dyfyniad APA

Humphrey, J. H. (1998). Job stress. Allyn and Bacon.

Dyfyniad Arddull Chicago

Humphrey, James Harry. Job Stress. Boston: Allyn and Bacon, 1998.

Dyfyniad MLA

Humphrey, James Harry. Job Stress. Allyn and Bacon, 1998.

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