Cita APA (7a ed.)

Niehans, J. (1990). A history of economic theory: Classic contributions, 1720-1980. Johns Hopkins Press.

Cita Chicago Style (17a ed.)

Niehans, Jürg. A History of Economic Theory: Classic Contributions, 1720-1980. Baltimore [etc.]: Johns Hopkins Press, 1990.

Cita MLA (9a ed.)

Niehans, Jürg. A History of Economic Theory: Classic Contributions, 1720-1980. Johns Hopkins Press, 1990.