(1963). Special reports on major business problems. [New York]: McGraw-Hill.
Trích dẫn kiểu ChicagoSpecial Reports On Major Business Problems. [New York]: McGraw-Hill, 1963.
ציטוט MLASpecial Reports On Major Business Problems. [New York]: McGraw-Hill, 1963.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.