Howard, H. (1972). Mathematics teachers' views on certain issues in the teaching of mathematics (New York, Bureau of Publications, Teachers College, Columbia University, 1941, Repr.). AMS Press.
Chicago-Zitierstil (17. Ausg.)Howard, Homer. Mathematics Teachers' Views on Certain Issues in the Teaching of Mathematics. New York, Bureau of Publications, Teachers College, Columbia University, 1941, Repr. New York: AMS Press, 1972.
MLA-Zitierstil (9. Ausg.)Howard, Homer. Mathematics Teachers' Views on Certain Issues in the Teaching of Mathematics. New York, Bureau of Publications, Teachers College, Columbia University, 1941, Repr. AMS Press, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.