Powell, R. R. (1996). Field experience: Strategies for exploring diversity in schools. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Powell, Richard R. Field Experience: Strategies for Exploring Diversity in Schools. Englewood Cliffs, N.J: Prentice Hall, 1996.
Lua MLA (9ú heag.)Powell, Richard R. Field Experience: Strategies for Exploring Diversity in Schools. Prentice Hall, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.