APA

Heyel C., . (1980). The VNR concise guide to management decision making. New York: Van Nostrand Reinhold Co.

Chicago

Heyel Carl, . 1980. The VNR concise guide to management decision making. New York: Van Nostrand Reinhold Co.

Harvard

Heyel C., . (1980). The VNR concise guide to management decision making. New York: Van Nostrand Reinhold Co.

MLA

Heyel Carl, . The VNR concise guide to management decision making. New York: Van Nostrand Reinhold Co. 1980.