Systematic observation of verbal interaction as a method of comparing mathematical lessons
By: [by] E. Muriel J. Wright [and] Virginia H. Proctor
Contributors: Proctor, Virginia H; Washington University (Saint Louis, Mo.). Dept. of Mathematics
Published: 1961
Place of publication: [St. Louis]
Language: eng
Subjects: Mathematics -- Study and teaching
Notes: On cover: Washington University, Department of Mathematics

"Cooperative Research Project no. 816."

"Appendix B: A self-training manual" has separate t.-p. and paging

Includes bibliographies