Walstad, W. B., McConnell, C. R., & Brue, S. L. (2008). Study guide for use with McConnell and Brue Economics, seventeenth edition. McGraw-Hill/Irwin.
芝加哥风格引文Walstad, William B., Campbell R. McConnell, 与 Stanley L. Brue. Study Guide for Use with McConnell and Brue Economics, Seventeenth Edition. Boston: McGraw-Hill/Irwin, 2008.
MLA引文Walstad, William B., et al. Study Guide for Use with McConnell and Brue Economics, Seventeenth Edition. McGraw-Hill/Irwin, 2008.
警告：这些引文格式不一定是100％准确.