(1975). Industrial relations in a changing world. Crane, Russak.
Lua i Stíl Chicago (17ú heag.)Industrial Relations in a Changing World. New York: Crane, Russak, 1975.
Lua MLA (9ú heag.)Industrial Relations in a Changing World. Crane, Russak, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.