APA

Williams J. B., . (1938). The theory of investment value. Cambridge, Mass: Harvard Univ. Press.

Chicago

Williams John Burr, . 1938. The theory of investment value. Cambridge, Mass: Harvard Univ. Press.

Harvard

Williams J. B., . (1938). The theory of investment value. Cambridge, Mass: Harvard Univ. Press.

MLA

Williams John Burr, . The theory of investment value. Cambridge, Mass: Harvard Univ. Press. 1938.