Gaya APA
Brewer, R. C.. (1979).
Economics .
Hongkong:
Celtic Revision Aids.
Gaya Chicago
Brewer, R. C..
Economics.
Hongkong:
Celtic Revision Aids,
1979.
Text.
Gaya MLA
Brewer, R. C..
Economics.
Hongkong:
Celtic Revision Aids,
1979.
Text.
Gaya Turabian
Brewer, R. C..
Economics.
Hongkong:
Celtic Revision Aids,
1979.
Print.