Gaya APA
RIDDELL, Tom, SHACKELFORD, Jean, STAMOS, Steve.. (1991).
Economics A Tool For Understanding Society (4th ed.).
New York:
Addison-Wesley Publishing.
Gaya Chicago
RIDDELL, Tom, SHACKELFORD, Jean, STAMOS, Steve..
Economics A Tool For Understanding Society.
4th ed.
New York:
Addison-Wesley Publishing,
1991.
Teks.
Gaya MLA
RIDDELL, Tom, SHACKELFORD, Jean, STAMOS, Steve..
Economics A Tool For Understanding Society.
4th ed.
New York:
Addison-Wesley Publishing,
1991.
Teks.
Gaya Turabian
RIDDELL, Tom, SHACKELFORD, Jean, STAMOS, Steve..
Economics A Tool For Understanding Society.
4th ed.
New York:
Addison-Wesley Publishing,
1991.
Teks.