edited by Eugene D. McGahren III, William G. Wilson
Wolters Kluwer, 2008
Buku Teks SO
R. Soepomo
Pradnja Paramita, 1970, 1965
Buku Teks
Holzknecht, Karl J.
American Book, 1950
Buku Teks SO
Witman, Shepherd Luther, 1906-
Littlefield, Adams, 1963
Buku Teks
Pritchett, C. Herman
McGraw-Hill, 1963
Buku Teks