Feldacker, B. S. (1990). Labor guide to labor law (3rd ed.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Feldacker, Bruce S. Labor Guide to Labor Law. 3rd ed. Englewood Cliff, N.J: Prentice Hall, 1990.
Lua MLA (9ú heag.)Feldacker, Bruce S. Labor Guide to Labor Law. 3rd ed. Prentice Hall, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.