APA aipamena

Entelek incorporated Massachusetts. (1964). Sales forecasting. Entelek Inc, Newburyport.

Chicago Style aipamena

Entelek incorporated Massachusetts. Sales Forecasting. Massachusetts: Entelek Inc, Newburyport, 1964.

MLA aipamena

Entelek incorporated Massachusetts. Sales Forecasting. Entelek Inc, Newburyport, 1964.