Gartrell, D. (1998). A guidance approach for the encouraging classroom (2nd ed.). Albany, N.Y.: Delmar.
Chicago ZitierstilGartrell, Daniel. A Guidance Approach for the Encouraging Classroom. 2nd ed. Albany, N.Y.: Delmar, 1998.
MLA ZitierstilGartrell, Daniel. A Guidance Approach for the Encouraging Classroom. 2nd ed. Albany, N.Y.: Delmar, 1998.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.