International Tin Study Group. (1949). Statistical year book. s.n.
Chicago Style (17th ed.) CitationInternational Tin Study Group. Statistical Year Book. [The Hague]: s.n, 1949.
ציטוט MLAInternational Tin Study Group. Statistical Year Book. s.n, 1949.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.