Johnson, L. A. (1969). Employing the hard-core unemployed. American Management Association.
Chicago Style (17th ed.) CitationJohnson, Lawrence Alexander. Employing the Hard-core Unemployed. [New York]: American Management Association, 1969.
MLA引文Johnson, Lawrence Alexander. Employing the Hard-core Unemployed. American Management Association, 1969.
警告:這些引文格式不一定是100%准確.