Dyfyniad APA

Mccormick Ernest J. (1957). Human factors engineering/2e (2nd ed.). McGraw Hill.

Dyfyniad Arddull Chicago

Mccormick Ernest J. Human Factors Engineering/2e. 2nd ed. New York: McGraw Hill, 1957.

Dyfyniad MLA

Mccormick Ernest J. Human Factors Engineering/2e. 2nd ed. McGraw Hill, 1957.

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