Hawarden, E. (1968). Summary of the May Day Manifesto. [s.n.].
Chicago Style (17th ed.) CitationHawarden, Eleanor. Summary of the May Day Manifesto. [S.I.]: [s.n.], 1968.
MLA引文Hawarden, Eleanor. Summary of the May Day Manifesto. [s.n.], 1968.
警告:這些引文格式不一定是100%准確.