Itterheim, Steffen, author
Springer, 2012
eBooks
edited by Carolyn Denham and Ann Lieberman
Program on Teaching and Learning, 1980
Buku Teks
Brophy, Jere, author
McGraw-Hill, 1998
Buku Teks
Missler, Chuck, author
Visimedia, 2006
Buku Teks
Andersen, Elaine, author
DocMatrix, 1999
Buku Teks