Knowles. World's Fairs in the Cold War. University of Pittsburgh Press.
Chicago Style (17th ed.) CitationKnowles. World's Fairs in the Cold War. University of Pittsburgh Press.
ציטוט MLAKnowles. World's Fairs in the Cold War. University of Pittsburgh Press.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.