Gaya APA
Cushman, R, F, &, S, P, K. (1987).
Leading constitutional decisions, 7nd ed. .
Englewood Cilffs:
Prentice-Hall.
Gaya MLA
Cushman, Robert, F., &, Susan, P., Koniak.
"Leading constitutional decisions, 7nd ed. ".
Englewood Cilffs:
Prentice-Hall,
1987.
Buku.