APA (7e ed.) Bronvermelding

Walstad, W. B., McConnell, C. R., & Brue, S. L. (2008). Study guide for use with McConnell and Brue Economics, seventeenth edition. McGraw-Hill/Irwin.

Chicago (17e ed.) Bronvermelding

Walstad, William B., Campbell R. McConnell, en Stanley L. Brue. Study Guide for Use with McConnell and Brue Economics, Seventeenth Edition. Boston: McGraw-Hill/Irwin, 2008.

MLA (8e ed.) Bronvermelding

Walstad, William B., et al. Study Guide for Use with McConnell and Brue Economics, Seventeenth Edition. McGraw-Hill/Irwin, 2008.