Human behavior and the social environment social systems theory by Norlin, Julia M., Chess, Wayne A.

Exploring human behavior and the social environment by Furr, LeRoy Allen 1955-

Transportation forecasting and travel behavior.

Patterns and determinants of youth health-seeking behavior by Cruz, Grace T., Berja, Clarinda L.

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Casual, commercial, and committed a typology of premarital sex in the Philippines by Xenos, Peter, Raymundo, Corazon M., Lusterio, Clarinda R.

The social mapping of Asian youth at risk an example from the Philippines by Xenos, Peter, Raymundo, Corazon M.

HIV/AIDS risk in the Philippines focus on adolescents and young adults by Balk, Deborah, Cruz, Grace, Brown, Tim

Measuring the sexual system and union formation among adolescents in developing countries by Xenos, Peter

AIDS and men who have sex with men UNAIDS technical update.

Emotional blackmail when the people in your life use fear, obligation, and guilt to manipulate you by Forward, Susan