MATHEMATICS METHODS & HATFIELD, M. M. [. (2003). Mathematics methods for elementary and middle school teachers (Ed.4.). John Wiley and Sons.
Lua i Stíl Chicago (17ú heag.)MATHEMATICS METHODS agus Mary M. [et.al] HATFIELD. Mathematics Methods for Elementary and Middle School Teachers. Ed.4. New York: John Wiley and Sons, 2003.
Lua MLA (9ú heag.)MATHEMATICS METHODS agus Mary M. [et.al] HATFIELD. Mathematics Methods for Elementary and Middle School Teachers. Ed.4. John Wiley and Sons, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.