Gregory, W. D. (2003). Letter to President Bush on road map to Middle East peace (May 30, 2003). Origins, 33, .
Chicago Style (17th ed.) CitationGregory, Wilton D. "Letter to President Bush on Road Map to Middle East Peace (May 30, 2003)." Origins 33 (2003).
MLA引文Gregory, Wilton D. "Letter to President Bush on Road Map to Middle East Peace (May 30, 2003)." Origins, vol. 33, 2003.
警告:這些引文格式不一定是100%准確.