Παραπομπή σε μορφή APA (7η εκδ.)

Chard, R. E. (2004). The mediating effect of public opinion on public policy: Exploring the realm of health care. State University of New York Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Chard, Richard E. The Mediating Effect of Public Opinion on Public Policy: Exploring the Realm of Health Care. Albany, NY: State University of New York Press, 2004.

Παραπομπή σε μορφή MLA (9th εκδ.)

Chard, Richard E. The Mediating Effect of Public Opinion on Public Policy: Exploring the Realm of Health Care. State University of New York Press, 2004.