Gaya APA
Harding, Michael, Harding, Mary Lu. (1993).
Pembelian .
Jakarta:
PT Elex Media Komputindo .
Gaya Chicago
Harding, Michael, Harding, Mary Lu.
Pembelian.
Jakarta:
PT Elex Media Komputindo ,
1993.
Text.
Gaya MLA
Harding, Michael, Harding, Mary Lu.
Pembelian.
Jakarta:
PT Elex Media Komputindo ,
1993.
Text.
Gaya Turabian
Harding, Michael, Harding, Mary Lu.
Pembelian.
Jakarta:
PT Elex Media Komputindo ,
1993.
Print.