Keogh, James, 1948-, author
McGraw-Hill, 2011
Buku Teks
Ehrlich, Ann, author
Delmar Cengage Learning, 2013
Buku Teks
Enrich, Ann
Delmar Cengage Learning, 2012
Multimedia
Ehrlich, Ann, author
Delmar Cengage Learning, 2012
Multimedia
Smith, Genevieve Love, author
Delmar Publishers, 1991
Buku Teks