Hammarskjold, D. (1964). Markings ([1st American ed.].). Knopf.
Chicago Style (17th ed.) CitationHammarskjold, Dag. Markings. [1st American ed.]. New York: Knopf, 1964.
MLA引文Hammarskjold, Dag. Markings. [1st American ed.]. Knopf, 1964.
警告:這些引文格式不一定是100%准確.