Twomey, D. P. (1989). Labor & employment law, text & cases (8th ed.). South-Western Pub. Co.
Chicago-Zitierstil (17. Ausg.)Twomey, David P. Labor & Employment Law, Text & Cases. 8th ed. Cincinnati: South-Western Pub. Co, 1989.
MLA-Zitierstil (9. Ausg.)Twomey, David P. Labor & Employment Law, Text & Cases. 8th ed. South-Western Pub. Co, 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.