Gray, J. W. R. (1963). Parliamentary procedure: A programmed introduction. Scott, Foresman and Co.
Chicago Edition CitationGray, John W. Rea. Parliamentary Procedure: A Programmed Introduction. USA: Scott, Foresman and Co, 1963.
ציטוט MLAGray, John W. Rea. Parliamentary Procedure: A Programmed Introduction. Scott, Foresman and Co, 1963.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.