compiled by the editors of Webster's New World Dictionaries ; Michael Agnes, editor in chief ; with principal thesaurus text by Charlton Laird
Houghton Mifflin Harcourt, 2013
Buku Referensi
Roskin, Michael G., author
Pearson/Prentice Hall, 2004
Buku Teks
Simmie, James M., author
Hutchinson, 1974
Buku Teks
O`Malley, Michael, author
McGraw-Hill, 2012
Buku Teks
Neuharth, Dan, author
HarperCollins, 2002
Buku Teks