Ehrenberg, R. G. (1990). Modern Labor Economics Theory And Public Policy / Ronald G. Ehrenberg And Robert S. Smith. Harper & Collins.
Lua i Stíl Chicago (17ú heag.)Ehrenberg, Ronald G. Modern Labor Economics Theory And Public Policy / Ronald G. Ehrenberg And Robert S. Smith. Harper & Collins, 1990.
Lua MLA (8ú heag.)Ehrenberg, Ronald G. Modern Labor Economics Theory And Public Policy / Ronald G. Ehrenberg And Robert S. Smith. Harper & Collins, 1990.
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