Cita APA (7th ed.)

Graaff, J. d. V. (1957). Theoretical welfare economics. Cambridge University Press.

Cita Chicago (17th ed.)

Graaff, J. de V. Theoretical Welfare Economics. Cambridge: Cambridge University Press, 1957.

Cita MLA (9th ed.)

Graaff, J. de V. Theoretical Welfare Economics. Cambridge University Press, 1957.