Kramer, Melinda G.
Prentice Hall handbook for writers
Prentice-Hall, 1995
 Buku Referensi
Miller, George
The Prentice-Hall reader / George Miller
Prentice-Hall, 1986
 Buku Teks SO
Wilson, Billie Ann
Prentice Hall Nurse's Drug Guide.
Pearson Education, 2003
 Multimedia
The Great family encyclopedic dictionary
Bay Books, 1986
 Buku Referensi
The encyclopedic dictionary of psychology
editor, Rom Harre, Roger Lamb
Blackwell Reference, 1983
 Buku Referensi