Freedman, Warren, author
Quorum Books , 1991
Buku Teks
Peter Dabrock
Springer, 2012
eBooks
Jenkins, John B., author
Harper-Collins, 1990
Buku Teks
Westman, Judith A., author
Lippincott Williams & Wilkins, 2006
Buku Teks
Robert P. Wagner ... [et.al]
John Wiley & Sons, 1980
Buku Teks