Price, Willard
The John Day Company, 1954
Buku Teks
Price, Willard
Willam Heinemann , 1944
Buku Teks
Stafford, J.
New York Harcourt, Brace and Company 1944
Buku Teks
Crepeau, Elizabeth Blesedell, author
Wolters Kluwer, 2009
Buku Teks
Schell, Barbara A. Boyt, author
Lippincott Williams & Wilkins, 2014
Buku Teks