Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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