Organisation for Economic Co-operation and Development & Haveman, R. H. (1982). Marginal employment subsidies. Organisation for Economic Co-operation and Development.
Lua i Stíl Chicago (17ú heag.)Organisation for Economic Co-operation and Development agus Robert H. Haveman. Marginal Employment Subsidies. Paris: Organisation for Economic Co-operation and Development, 1982.
Lua MLA (8ú heag.)Organisation for Economic Co-operation and Development agus Robert H. Haveman. Marginal Employment Subsidies. Organisation for Economic Co-operation and Development, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.