Gaya APA
GREGORY,Paul R.. (1989).
Comparative Economic Systems (3rd.ed).
Boston:
Houhgton Mifflin Company.
Gaya Chicago
GREGORY,Paul R..
Comparative Economic Systems.
3rd.ed
Boston:
Houhgton Mifflin Company,
1989.
Teks.
Gaya MLA
GREGORY,Paul R..
Comparative Economic Systems.
3rd.ed
Boston:
Houhgton Mifflin Company,
1989.
Teks.
Gaya Turabian
GREGORY,Paul R..
Comparative Economic Systems.
3rd.ed
Boston:
Houhgton Mifflin Company,
1989.
Teks.