מתמטיקה זה משחק ילדיםJean Kerr Stenmark, Marilyn Hill, Avishag Rapaporṭ, Ruth Cossey, Virginia Thompson · First published 2009Open the Tome
Teaching as principled practiceLinda R. Kroll, David M. Donahue, Tomas Galguera, Vicki Kubler LaBoskey, Anna Ershler Richert, Philip L. Tucher, Ruth Cossey · First published 2004Open the Tome
