Gaya APA
Schroeder, Richard C.. (1989).
An Outline of America Government .
USA:
United State Informations Agency.
Gaya Chicago
Schroeder, Richard C..
An Outline of America Government.
USA:
United State Informations Agency,
1989.
Text.
Gaya MLA
Schroeder, Richard C..
An Outline of America Government.
USA:
United State Informations Agency,
1989.
Text.
Gaya Turabian
Schroeder, Richard C..
An Outline of America Government.
USA:
United State Informations Agency,
1989.
Print.