Gaya APA
Mehren, A, T, A, M, P, L.
(2007).
Law In The United States
(
2nd ed.)
.
America:
Cambridge.
Gaya MLA
Mehren, Arthur, T.Von, And, Murray,, Petter, L.
"Law In The United States".
2nd ed.
America:
Cambridge,
2007.
Buku.