Howard, L. F. (2010). Five easy steps to a balance science program for primary grades: Kindergarten to grade 2. Lead And Learn Press.
Chicago-Zitierstil (17. Ausg.)Howard, Lynn F. Five Easy Steps to a Balance Science Program for Primary Grades: Kindergarten to Grade 2. Englewood, Colo: Lead And Learn Press, 2010.
MLA-Zitierstil (9. Ausg.)Howard, Lynn F. Five Easy Steps to a Balance Science Program for Primary Grades: Kindergarten to Grade 2. Lead And Learn Press, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.