500 AP U.S. history questions to know by test day per Demeter, Scott E.

McGraw-Hill 5 steps to a 5 500 AP macroeconomics questions to Know by test day per Reddington, Brian

Click here to access via UPSE's McGraw-Hill Ebooks Collection. Please email the library at reference@econ.upd.edu.ph for login credentials.

AP U.S. history 2015 Daniel P. Murphy, Stephen Armstrong. per Murphy, Daniel P., Armstrong, Stephen

McGraw-Hill's 500 college world history questions ace your college exams per Sterngass, Jon

McGraw-Hill's 500 U.S. history questions ace your college exams per Muntone, Stephanie

AP Spanish language per Lavoie, Dennis

Cracking the AP.

AP chemistry.

CliffsAP biology per Pack, Phillip E.