Lua APA (7ú heag.)

(1979). Research in human capital and development. JAI Press.

Lua i Stíl Chicago (17ú heag.)

Research in Human Capital and Development. Greenwich, Conn.: JAI Press, 1979.

Lua MLA (8ú heag.)

Research in Human Capital and Development. JAI Press, 1979.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.