Means, B., Chelemer, C., & Knapp, M. S. (1991). Teaching advanced skills to at-risk students: Views from research and practice. Jossey-Bass Publishers.
Chicago-viite (17. p.)Means, Barbara, Carol Chelemer, ja Michael S. Knapp. Teaching Advanced Skills to At-risk Students: Views from Research and Practice. San Francisco: Jossey-Bass Publishers, 1991.
MLA-viite (8. p.)Means, Barbara, et al. Teaching Advanced Skills to At-risk Students: Views from Research and Practice. Jossey-Bass Publishers, 1991.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.