Cita APA (7a ed.)

Hallett, G. (1971). The economics of agricultural policy. Basil Blackwell.

Cita Chicago Style (17a ed.)

Hallett, Graham. The Economics of Agricultural Policy. Oxford: Basil Blackwell, 1971.

Cita MLA (8a ed.)

Hallett, Graham. The Economics of Agricultural Policy. Basil Blackwell, 1971.