APA
Macclain E., .Constitutional law in the united states. New York: Longmans Green & co.
Chicago
Macclain Emlin, .Constitutional law in the united states. New York: Longmans Green & co.
Harvard
Macclain E., .Constitutional law in the united states. New York: Longmans Green & co.
MLA
Macclain Emlin, .New York: Longmans Green & co. .