APA

Harvard University, . (19391986). The Godkin lectures at Harvard University. Cambridge, Mass: Harvard Univ. Press.

Chicago

Harvard University, . 19391986. The Godkin lectures at Harvard University. Cambridge, Mass: Harvard Univ. Press.

Harvard

Harvard University, . (19391986). The Godkin lectures at Harvard University. Cambridge, Mass: Harvard Univ. Press.

MLA

Harvard University, . The Godkin lectures at Harvard University. Cambridge, Mass: Harvard Univ. Press. 19391986.