Guttmacher, S., Weinberg, S. L., Kapadia, F., & Weitzman, B. C. (2002). Classroom-based surveys of adolescent risk-taking behaviors: Reducing the bias of absenteeism. American journal of public health, 92(2), . doi:10.2105/AJPH.92.2.235
Cita Chicago Style (17a ed.)Guttmacher, Sally, Sharon Lawner Weinberg, Farzana Kapadia, y Beth C. Weitzman. "Classroom-based Surveys of Adolescent Risk-taking Behaviors: Reducing the Bias of Absenteeism." American Journal of Public Health 92, no. 2 (2002). https://doi.org/10.2105/AJPH.92.2.235.
Cita MLA (9a ed.)Guttmacher, Sally, et al. "Classroom-based Surveys of Adolescent Risk-taking Behaviors: Reducing the Bias of Absenteeism." American Journal of Public Health, vol. 92, no. 2, 2002, https://doi.org/10.2105/AJPH.92.2.235.
