College Algebra   Creator:   Abramson, Jay ( Author, Primary ) Publication Date:   February 13, 2015 Publisher:   OpenStax Resource Type:   Book Subject Keyword:   Open and Affordable Textbooks (OAT) Algebra Textbook Mathematics College Algebra	Introductory Statistics   Creator:   Illowsky, Barbara Dean, Susan Publication Date:   September 19, 2013 Publisher:   OpenStax Resource Type:   Book Subject Keyword:   Open and Affordable Textbooks (OAT) Statistics textbook Mathematics Introductory Statistics	Principles of Macroeconomics   Creator:   Greenlaw, Steven A. ( Author, Primary ) Shapiro, David ( Author, Primary ) Publication Date:   October 11, 2017 Publisher:   OpenStax Resource Type:   Book Subject Keyword:   Open and Affordable Textbooks (OAT) Economics Macroeconomics Textbook Principles of Macroeconomics