Cita APA (7a ed.)

Hutchison, T. W. (1964). Positive economics and policy objectives. George Allen & Unwin.

Cita Chicago Style (17a ed.)

Hutchison, T. W. Positive Economics and Policy Objectives. London: George Allen & Unwin, 1964.

Cita MLA (9a ed.)

Hutchison, T. W. Positive Economics and Policy Objectives. George Allen & Unwin, 1964.