Cita APA (7a ed.)

Keith, J. G., & Perkins, D. F. (1995). 13000 adolescents speak: A profile of Michigan youth. Community Coalitions in Action, Inst. for Children, Youth, and Families, Michigan State Univ.

Cita Chicago Style (17a ed.)

Keith, Joanne G., y Daniel F. Perkins. 13000 Adolescents Speak: A Profile of Michigan Youth. East Lansing, Mich: Community Coalitions in Action, Inst. for Children, Youth, and Families, Michigan State Univ, 1995.

Cita MLA (9a ed.)

Keith, Joanne G., y Daniel F. Perkins. 13000 Adolescents Speak: A Profile of Michigan Youth. Community Coalitions in Action, Inst. for Children, Youth, and Families, Michigan State Univ, 1995.