APA (7th ed.) Citation

Greenlaw, S. A., & Shapiro, D. (2014). Principles of Macroeconomics. OpenStax College, Rice University.

Chicago Style (17th ed.) Citation

Greenlaw, Steven A., and David Shapiro. Principles of Macroeconomics. Houston, Texas: OpenStax College, Rice University, 2014.

MLA (9th ed.) Citation

Greenlaw, Steven A., and David Shapiro. Principles of Macroeconomics. OpenStax College, Rice University, 2014.

Warning: These citations may not always be 100% accurate.