Dyfyniad APA

Gerston, L. N., & Ehrlich, T. (2008). Public policymaking in a democratic society: A guide to civic engagement (2nd ed.). M.E. Sharpe.

Dyfyniad Arddull Chicago

Gerston, Larry N., and Thomas Ehrlich. Public Policymaking in a Democratic Society: A Guide to Civic Engagement. 2nd ed. Armonk, N.Y.: M.E. Sharpe, 2008.

Dyfyniad MLA

Gerston, Larry N., and Thomas Ehrlich. Public Policymaking in a Democratic Society: A Guide to Civic Engagement. 2nd ed. M.E. Sharpe, 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.