1. The decline in physical activity among adolescent students;Allison;Canadian Journal of Public Health,2007
2. Becoming a marijuana user;Becker;The American Journal of Sociology,1953
3. Teens' concerns: a national evaluation;Boehm;Adolescence,1999
4. The teachings of Don Juan: a Yaqui way of knowledge;Castaneda,1968
5. Narrative analysis in ethnography;Cortazzi,2001