5 Steps to a 5: AP U.S. History 2017, Cross-Platform Prep Course Murphy, Daniel , Armstrong, Stephen July 29, 2016
5 Steps to a 5: 500 AP English Language Questions to Know by Test Day, Second Edition Ambrose, Allyson January 13, 2017
5 Steps to a 5: 500 AP Psychology Questions to Know by Test Day, Third EditionAnaxos Inc. Williams, Lauren February 21, 2020
5 Steps to a 5: 500 AP European History Questions to Know by Test Day, Third EditionAnaxos Inc. Alschen, Sergei February 21, 2020