Orrill, C. H. Et Al. 2006. What learner centered professional development looks like The pilot studies of the InterMath professional development project. The Mathematics Educator , vol.16 , 4-13.

Orrill, C. H., Brown, S., Erbaş, A. K., Galloway, C., Glazer, E., Lawler, B., ... Umberger Patton, S.(2006). What learner centered professional development looks like The pilot studies of the InterMath professional development project. The Mathematics Educator , vol.16, 4-13.

Orrill, Chandra Et Al. "What learner centered professional development looks like The pilot studies of the InterMath professional development project," The Mathematics Educator , vol.16, 4-13, 2006

Orrill, Chandra H. Et Al. "What learner centered professional development looks like The pilot studies of the InterMath professional development project." The Mathematics Educator , vol.16, pp.4-13, 2006

Orrill, C. H. Et Al. (2006) . "What learner centered professional development looks like The pilot studies of the InterMath professional development project." The Mathematics Educator , vol.16, pp.4-13.

@article{article, author={Chandra Hawley Orrill Et Al. }, title={What learner centered professional development looks like The pilot studies of the InterMath professional development project}, journal={The Mathematics Educator}, year=2006, pages={4-13} }