Gaya APA

Wallis, J., Dollery, B. (1999). Market Failure, Government Failure, Leadership and Public Policy . New York: ST. Martins Pess Inc..

Gaya MLA

Wallis, Joe., Dollery, Brian. "Market Failure, Government Failure, Leadership and Public Policy". New York: ST. Martins Pess Inc., 1999. Texts.