Gaya APA
Dye, T, R., DiNitto, D, M. (1987).
Social Welfare Politics Social and Public Policy .
London:
Prentice-Hall.
Gaya MLA
Dye, Thomas, R.., DiNitto, Diana, M..
"Social Welfare Politics Social and Public Policy".
London:
Prentice-Hall,
1987.
Text.