Day, R. L. (1968). Sales management simulation: Participant's manual. Sales and Marketing Executices-International.
芝加哥风格引文Day, Ralph L. Sales Management Simulation: Participant's Manual. New York: Sales and Marketing Executices-International, 1968.
MLA引文Day, Ralph L. Sales Management Simulation: Participant's Manual. Sales and Marketing Executices-International, 1968.
警告：这些引文格式不一定是100％准确.