Goldfard, Ronald L., author
Random House, 1982
Buku Teks
Shidle, Norman G., author
McGraw-Hill, 1951
Buku Teks
Neumann, Richard K., author
Wolters Kluwer Law & Business, 2013
Buku Teks
Brand, Norman, author
St.Martin`s Press, 1976
Buku Teks
Ray, Mary Barnard, author
Thomson West, 2006
Buku Teks