Gardner, J. F. (1988). Toward supported employment: A process guide for planned change. P.H. Brookes Pub. Co..
Citazione stile Chigago Style (17a edizione)Gardner, James F. Toward Supported Employment: A Process Guide for Planned Change. Baltimore: P.H. Brookes Pub. Co., 1988.
Citatione MLA (8a ed.)Gardner, James F. Toward Supported Employment: A Process Guide for Planned Change. P.H. Brookes Pub. Co., 1988.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.