APA استشهاد

North,Douglass C, & Miller,Roger Leroy. (1973). The economics of public issues (2.). Harper & Row Publishers.

استشهاد بنمط شيكاغو

North,Douglass C, و Miller,Roger Leroy. The Economics of Public Issues. 2. New York: Harper & Row Publishers, 1973.

MLA استشهاد

North,Douglass C, و Miller,Roger Leroy. The Economics of Public Issues. 2. Harper & Row Publishers, 1973.