Elementary Algebra by Steffensen (1583160094 9781583160091 1-58316-009-4)
You Can Master the Maze of College by John Van Brunt (1583160183 9781583160183 1-58316-018-3)
Human Biology: A Study Guide to Biological Systems by Ronald H. Stumpf (1583160078 9781583160077 1-58316-007-8)
