Cita APA (7a ed.)

Helm, D. (1984). The economics of John Hicks. Blackwell.

Cita Chicago Style (17a ed.)

Helm, Dieter. The Economics of John Hicks. Oxford: Blackwell, 1984.

Cita MLA (9a ed.)

Helm, Dieter. The Economics of John Hicks. Blackwell, 1984.