Schoell, W. F. (1988). Marketing: Contemporary concepts and practices (3ª ed.). Allyn and Bacon.
芝加哥风格引文Schoell, William F. Marketing: Contemporary Concepts and Practices. 3ª ed. Allyn and Bacon, 1988.
MLA引文Schoell, William F. Marketing: Contemporary Concepts and Practices. 3ª ed. Allyn and Bacon, 1988.
警告：这些引文格式不一定是100％准确.