(1976). Space and geometry: Papers from a research workshop. ERIC Center for Science, Mathematics, and Environmental Education.
Chicago-Zitierstil (17. Ausg.)Space and Geometry: Papers from a Research Workshop. Columbus, Ohio: ERIC Center for Science, Mathematics, and Environmental Education, 1976.
MLA-Zitierstil (9. Ausg.)Space and Geometry: Papers from a Research Workshop. ERIC Center for Science, Mathematics, and Environmental Education, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.