APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：这些引文格式不一定是100％准确.