Gaya APA
Bolt, Gordon. (2002).
Market and sales forecasting .
New Delhi:
Crest Publisher House.
Gaya Chicago
Bolt, Gordon.
Market and sales forecasting.
New Delhi:
Crest Publisher House,
2002.
Buku.
Gaya MLA
Bolt, Gordon.
Market and sales forecasting.
New Delhi:
Crest Publisher House,
2002.
Buku.
Gaya Turabian
Bolt, Gordon.
Market and sales forecasting.
New Delhi:
Crest Publisher House,
2002.
Buku.