@inbook{Schwarzer1995,
author = {Schwarzer, R. and Jerusalem, M. },
title= {Generalized self-efficacy scale},
year = {1995},
editor = {Johnston, M.},
editor = {Weinman, J.},
editor = {Wright, S.},
booktitle = {Measures in health psychology: A user’s portfolio},
address = {Windsor},
publisher = {NFER},
pages = {35--37},
}