Rehnquist, William H.
Morrow, 1987
Buku Teks
Bolen, William H.
Prentice-Hall International, 1988
Buku Teks SO
Hayt, William H.
McGraw-Hill, 1981
Buku Teks SO
Crouse, William H.
McGraw-Hill, 1956
Buku Teks SO
Williams, T. Harry
Alfred A. Knopf, 1963
Buku Teks SO