George, L. K., & Breytspraak, L. M. (1982). Self Concept and Self Esteem. In D. J. Mangen & W. A. Peterson (Eds.), Research Instruments in Social Gerontology, Volume 1:  Clinical and Social Psychology (Vol. 1). Minneapolis: University of Minnesota Press.

George, L. K., and L. M. Breytspraak. “Self Concept and Self Esteem.” In Research Instruments in Social Gerontology, Volume 1:  Clinical and Social Psychology, edited by D. J. Mangen and W. A. Peterson, Vol. 1. Minneapolis: University of Minnesota Press, 1982.

George LK, Breytspraak LM. Self Concept and Self Esteem. In: Mangen DJ, Peterson WA, editors. Research Instruments in Social Gerontology, Volume 1:  Clinical and Social Psychology. Minneapolis: University of Minnesota Press; 1982.

George, L. K., and L. M. Breytspraak. “Self Concept and Self Esteem.” Research Instruments in Social Gerontology, Volume 1:  Clinical and Social Psychology, edited by D. J. Mangen and W. A. Peterson, vol. 1, University of Minnesota Press, 1982.

George LK, Breytspraak LM. Self Concept and Self Esteem. In: Mangen DJ, Peterson WA, editors. Research Instruments in Social Gerontology, Volume 1:  Clinical and Social Psychology. Minneapolis: University of Minnesota Press; 1982.