Παραπομπή APA

Ingram, H. E., & Smith, S. R. E. (1993). Public policy for democracy.

Παραπομπή Chicago Style

Ingram, Helen; Ed, και Steven Rathgeb; Ed Smith. Public Policy for Democracy. Noida, Frank Brothers&co, 1993.

Παραπομπή MLA

Ingram, Helen; Ed, και Steven Rathgeb; Ed Smith. Public Policy for Democracy. 1993.