APA引文

Graaff, J. V. (1967). Theoretical welfare economics. University Press.

Chicago Edition Citation

Graaff, J.De V. Theoretical Welfare Economics. Cambridge: University Press, 1967.

MLA引文

Graaff, J.De V. Theoretical Welfare Economics. University Press, 1967.

警告：這些引文格式不一定是100％准確.