Cita APA (7a ed.)

Galbraith, J. (1971). Economics, peace and laughter. penguin.

Cita Chicago Style (17a ed.)

Galbraith, J. Economics, Peace and Laughter. Middlesex: penguin, 1971.

Cita MLA (9a ed.)

Galbraith, J. Economics, Peace and Laughter. penguin, 1971.