Dyfyniad APA

Johnson, L. A. (1969). Employing the hard-core unemployed. American Management Association.

Dyfyniad Arddull Chicago

Johnson, Lawrence Alexander. Employing the Hard-core Unemployed. [New York]: American Management Association, 1969.

Dyfyniad MLA

Johnson, Lawrence Alexander. Employing the Hard-core Unemployed. American Management Association, 1969.

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