Ingle, S. (1982). Quality circles master guide: Increasing productivity with people power. New York: Prentice-Hall.
Trích dẫn kiểu ChicagoIngle, Sud. Quality Circles Master Guide: Increasing Productivity With People Power. New York: Prentice-Hall, 1982.
ציטוט MLAIngle, Sud. Quality Circles Master Guide: Increasing Productivity With People Power. New York: Prentice-Hall, 1982.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.