Gaya APA
Pfiffner, John M. (1980).
Public admnistration (4th. edition).
New York:
Ronald Press.
Gaya Chicago
Pfiffner, John M.
Public admnistration.
4th. edition
New York:
Ronald Press,
1980.
Text.
Gaya MLA
Pfiffner, John M.
Public admnistration.
4th. edition
New York:
Ronald Press,
1980.
Text.
Gaya Turabian
Pfiffner, John M.
Public admnistration.
4th. edition
New York:
Ronald Press,
1980.
Print.