Katzev, R. D., & Johnson, T. R. (1987). Promoting energy conservation: An analysis of behavioral research. Westview Press.
Chicago (17e ed.) BronvermeldingKatzev, Richard D., en Theodore R. Johnson. Promoting Energy Conservation: An Analysis of Behavioral Research. Boulder: Westview Press, 1987.
MLA (9e ed.) BronvermeldingKatzev, Richard D., en Theodore R. Johnson. Promoting Energy Conservation: An Analysis of Behavioral Research. Westview Press, 1987.