APA (7th ed.) Citation

Hirsch, B. T. (1991). Labour unions and the economic performance of firms. W.E. Upjohn Institute for Employment Research.

Chicago Style (17th ed.) Citation

Hirsch, Barry T. Labour Unions and the Economic Performance of Firms. Kalamazoo, Mich: W.E. Upjohn Institute for Employment Research, 1991.

MLA (9th ed.) Citation

Hirsch, Barry T. Labour Unions and the Economic Performance of Firms. W.E. Upjohn Institute for Employment Research, 1991.