Gaya APA
C. Schroeder, Richard. (1967).
An Outline of American Goverment .
USA:
American Departement of Public.
Gaya Chicago
C. Schroeder, Richard.
An Outline of American Goverment.
USA:
American Departement of Public,
1967.
Buku.
Gaya MLA
C. Schroeder, Richard.
An Outline of American Goverment.
USA:
American Departement of Public,
1967.
Buku.
Gaya Turabian
C. Schroeder, Richard.
An Outline of American Goverment.
USA:
American Departement of Public,
1967.
Buku.