APA

Harvard University, . (1930). Harvard city planning studies. Cambridge, Mass: Harvard Univ. Pr.

Chicago

Harvard University, . 1930. Harvard city planning studies. Cambridge, Mass: Harvard Univ. Pr.

Harvard

Harvard University, . (1930). Harvard city planning studies. Cambridge, Mass: Harvard Univ. Pr.

MLA

Harvard University, . Harvard city planning studies. Cambridge, Mass: Harvard Univ. Pr. 1930.