Gaya APA
Clapp, C, L. (1963).
The Congressman: His Work as He Sees It .
Washington, DC:
The Brookings Intitution.
Gaya MLA
Clapp, Charles, L..
"The Congressman: His Work as He Sees It".
Washington, DC:
The Brookings Intitution,
1963.
Koleksi Elektronik.