Morgan, R. L. (1988). Professional selling: Practical secrets for successful sales. Crisp.
芝加哥风格引文Morgan, Rebecca L. Professional Selling: Practical Secrets for Successful Sales. Los Altos, Calif.: Crisp, 1988.
MLA引文Morgan, Rebecca L. Professional Selling: Practical Secrets for Successful Sales. Crisp, 1988.
警告：这些引文格式不一定是100％准确.