Cantrell, G. G., & Cantrell, G. L. (2003). Teachers teaching teachers: Wit, wisdom, and whimsey for troubled times. P. Lang.
Chicago-viite (17. p.)Cantrell, Geneal G., ja Gregory L. Cantrell. Teachers Teaching Teachers: Wit, Wisdom, and Whimsey for Troubled Times. New York: P. Lang, 2003.
MLA-viite (9. p.)Cantrell, Geneal G., ja Gregory L. Cantrell. Teachers Teaching Teachers: Wit, Wisdom, and Whimsey for Troubled Times. P. Lang, 2003.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.