Sommers-Flanagan Rita
John Wiley & Sons, 2009
Multimedia
Murphy, Bianca Cody, author
Cengage Learning, 2015
Buku Teks
Kahn, Robert L., 1918-, author
John Wiley & Sons, 1957
Buku Teks
Plenum Press, 1987
Buku Teks
Harral, Stewart, author
University of Oklahama, 1954
Buku Teks