Shively, W. Phillips, 1942-, author
McGraw-Hill, 2011
Buku Teks
Evera, Stephen van, author
Cornell University Press, 1997
Buku Teks
Easton, David, author
Knopf, 1971
Buku Teks
Sederberg, Peter C.
Chandler & Sharp Publishers, 1977
Buku Teks
Shively, W. Phillips, 1942-, author
Mc Graw-Hill, 2012
Buku Teks