Katzev, R. D., & Johnson, T. R. (1987). Promoting energy conservation: An analysis of behavioral research. Westview Press.
Lua i Stíl Chicago (17ú heag.)Katzev, Richard D., agus Theodore R. Johnson. Promoting Energy Conservation: An Analysis of Behavioral Research. Boulder: Westview Press, 1987.
Lua MLA (9ú heag.)Katzev, Richard D., agus Theodore R. Johnson. Promoting Energy Conservation: An Analysis of Behavioral Research. Westview Press, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.