Graaff, J. d. V. (1967). Theoretical welfare economics. Cambridge Univ..
芝加哥风格引文Graaff, J. de V. Theoretical Welfare Economics. Cambridge: Cambridge Univ., 1967.
MLA引文Graaff, J. de V. Theoretical Welfare Economics. Cambridge Univ., 1967.
警告：这些引文格式不一定是100％准确.