Slensinger, R. E., & Issacs Asher. (1968). Buisness Goverment and Public Policy (2nd ed.). Van Nostrand Reinhold Company.
Dyfyniad Arddull ChicagoSlensinger, Reuben E., and Issacs Asher. Buisness Goverment and Public Policy. 2nd ed. New Jersey: Van Nostrand Reinhold Company, 1968.
Dyfyniad MLASlensinger, Reuben E., and Issacs Asher. Buisness Goverment and Public Policy. 2nd ed. Van Nostrand Reinhold Company, 1968.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.