Gaya APA
Bolt, Gordon J.. (1982).
Market and sales forecasting manual .
Englewood Cliffs:
Prentice Hall.
Gaya Chicago
Bolt, Gordon J..
Market and sales forecasting manual.
Englewood Cliffs:
Prentice Hall,
1982.
Text.
Gaya MLA
Bolt, Gordon J..
Market and sales forecasting manual.
Englewood Cliffs:
Prentice Hall,
1982.
Text.
Gaya Turabian
Bolt, Gordon J..
Market and sales forecasting manual.
Englewood Cliffs:
Prentice Hall,
1982.
Print.