Douglas B. and Arthur F. Coxford. Aichele

titleISBN-13
(ISBN-10)
year of publication
Professional Development for Teachers of Mathematics978-99943-51-89-3
(99943-51-89-3)
1994

A.A. · B. A. · D.A. · D B · D.B.A. · Douglas A. · Douglas B.

Douglas B. Anderson