@misc{ais_repository_5252,
  title = {Principles of Macroeconomics for AP® Courses 2e},
  author = {Steven A. Greenlaw - Author / David Shapiro - Author},
  year = {2026},
  publisher = {OpenStax},
  howpublished = {Repository AIS},
  note = {oai:ais:library-item:9751}
}