APA Style
WAUD, Roger N, 0. (2000).
ECONOMICS .
Australia:
Harper Educational.
Chicago Style
WAUD, Roger N, 0.
ECONOMICS.
Australia:
Harper Educational,
2000.
Buku.
MLA Style
WAUD, Roger N, 0.
ECONOMICS.
Australia:
Harper Educational,
2000.
Buku.
Turabian Style
WAUD, Roger N, 0.
ECONOMICS.
Australia:
Harper Educational,
2000.
Buku.