| Type |  Book |
| ชื่อเรื่อง | Promoting purposeful discourse : teacher research in mathematics classrooms / edited by Beth Herbel-Eisenmann, Michelle Cirillo |
| ISBN | 9780873536219 (pbk.) |
| พิมพลักษณ์ | Reston, VA : National Council of Teachers of Mathematics (NCTM), c2009 |
| รูปเล่ม | xi, 232 p. : ill |
| หัวเรื่อง | Curriculum planning --United States [] |
| | Mathematics teachers --In-service training --United States [] |
| | Mathematics --Study and teaching --United States [] |