Burby, R. J. (1966). An introduction to basic supervision of people. Addison-Wesley Pub. Co.
Lua i Stíl Chicago (17ú heag.)Burby, Raymond J. An Introduction to Basic Supervision of People. Addison-Wesley Pub. Co, 1966.
Lua MLA (8ú heag.)Burby, Raymond J. An Introduction to Basic Supervision of People. Addison-Wesley Pub. Co, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.