Keenan, D. (1997). Advanced business law. London: Pitman.
Trích dẫn kiểu ChicagoKeenan, Denis. Advanced Business Law. London: Pitman, 1997.
ציטוט MLAKeenan, Denis. Advanced Business Law. London: Pitman, 1997.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.