Gross, Richard D., author
Pustaka Pelajar, 2013
Buku Teks
Nairne, James S.
Books Cole Pub. , 1996
Buku Teks
Carmichael, Leonard, author
Random House, 1957
Buku Teks
Powell, Russell A., 1950-, author
Wadsworth and Cengage Learning, 2013
Buku Teks
Powell, Russell A., 1950-, author
Cengage Learning, 2017
Buku Teks