Lua APA (7ú heag.)

Certo, S. C. (1995). Human relations today: Concepts and skills. Irwin.

Lua i Stíl Chicago (17ú heag.)

Certo, Samuel C. Human Relations Today: Concepts and Skills. Chicago: Irwin, 1995.

Lua MLA (9ú heag.)

Certo, Samuel C. Human Relations Today: Concepts and Skills. Irwin, 1995.

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