المصدر: Improving Mathematics Education: Resources for Decision Making (Compass series) في منتدى : قسم الرياضيات السلام عليكم Improving Mathematics Education: Resources for Decision Making by (Author), (Author), (Author), (Author), (Editor), Product Details Paperback: 60 pages Publisher: National Academies Press (January 1, 2001) Language: English ISBN-10: 0309083001 ISBN-13: 978-0309083003 Product Dimensions: 8.7 x 5.9 x 0.1 inches Shipping Weight: 0.6 ounces ()