Shellard, E., & Moyer, P. S. (2002). What principals need to know about teaching - Math. Educational Research Service.
Chicago-Zitierstil (17. Ausg.)Shellard, Elizabeth, und Patricia S. Moyer. What Principals Need to Know About Teaching - Math. Arlington, VA: Educational Research Service, 2002.
MLA-Zitierstil (9. Ausg.)Shellard, Elizabeth, und Patricia S. Moyer. What Principals Need to Know About Teaching - Math. Educational Research Service, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.