APA
Bolt G., . (2002). Market and sales forecasting. Crest publ House, New Delhi: .
Chicago
Bolt Gordon, . 2002. Market and sales forecasting. Crest publ House, New Delhi: .
Harvard
Bolt G., . (2002). Market and sales forecasting. Crest publ House, New Delhi: .
MLA
Bolt Gordon, . Market and sales forecasting. Crest publ House, New Delhi: . 2002.