Barlow, David H.
Thomson , 2005
Buku Teks
Barlow, David H.
Wadsworth and Cengage Learning, 2012
Buku Teks SO
Barlow, David H.
Brooks/Cole, 1995
Buku Teks
Barlow, David H.
Connecticut Cengage Learning, 2015
Buku Teks
Santogrossi, David A.
Brooks/Cole, 1995
Buku Teks