Edwards, Brian
Understanding architecture through drawing
Taylor & Francis Group, 2008
 Buku Teks
Clowers, Myles L.
Understanding sociology through fiction
McGraw-Hill, 1977
 Buku Teks
Allen, Jon G
Coping with trauma : hope through understanding
American Psychiatric Publishing, 2005
 Buku Teks
Clowers, Myles L.
Understanding American politics through fiction
McGraw-Hill, 1973
 Buku Teks
MacQueen, Donald R.
Understanding sociology through research / Donald R. Macqueen
Addison-Wesley, 1973
 Buku Teks