Ethridge, Marcus E., author
Wadsworth, 2010
Buku Teks
Shively, W. Phillips, 1942-, author
McGraw-Hill, 2011
Buku Teks
Le Roy, Michael K., author
Wadsworth, 2009
Buku Teks
Moten, Abdul Rashid, author
Thomson, 2006
Buku Teks
Hauss, Charles, author
Wadsworth, 2009
Buku Teks