APA

Kilman E. W., Wright T., . (1954). Hugh Roy Cullen: a story of American opportunity. New York: Prentice-Hall.

Chicago

Kilman Edward W, Wright Theon, . 1954. Hugh Roy Cullen: a story of American opportunity. New York: Prentice-Hall.

Harvard

Kilman E. W., Wright T., . (1954). Hugh Roy Cullen: a story of American opportunity. New York: Prentice-Hall.

MLA

Kilman Edward W, Wright Theon, . Hugh Roy Cullen: a story of American opportunity. New York: Prentice-Hall. 1954.