Swanson, Janice M., author
W.B. Saunder, 1997
Buku Teks
edited by Barbara Walton Spradley
Little, Brown, 1986
Buku Teks
Dever, G. E. Alan, author
Aspen Systems Corp., 1980
Buku Teks
Stanhope, Marcia, author
Elsevier, 2016
Buku Teks
Lundy, Karen Saucier, author
Jones and Bartlett , 2009
Buku Teks