Gaya APA

Marting, Elizabeth. (1990). Materials and methods of sales forecasting . New York: American Management Association.

Gaya Chicago

Marting, Elizabeth. Materials and methods of sales forecasting. New York: American Management Association, 1990. Text.

Gaya MLA

Marting, Elizabeth. Materials and methods of sales forecasting. New York: American Management Association, 1990. Text.

Gaya Turabian

Marting, Elizabeth. Materials and methods of sales forecasting. New York: American Management Association, 1990. Print.