Não informado. (2002). California parent teacher. National Congress of Parents and Teachers.
Chicago-Zitierstil (17. Ausg.)Não informado. California Parent Teacher. Los Angeles, Calif: National Congress of Parents and Teachers, 2002.
MLA-Zitierstil (8. Ausg.)Não informado. California Parent Teacher. National Congress of Parents and Teachers, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.