Schmitz, H. (1985). Technology and employment practices in developing countries. Croom Helm.
Lua i Stíl Chicago (17ú heag.)Schmitz, Hubert. Technology and Employment Practices in Developing Countries. London ; Dover, N.H.: Croom Helm, 1985.
Lua MLA (9ú heag.)Schmitz, Hubert. Technology and Employment Practices in Developing Countries. Croom Helm, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.