Psychology 241 : social psychology by myers spencer Jordan, 4th edition -----------$50 - {8 |: b2 j- n9 T$ L- ZStatistics 235: probability and statistics for engineers and scientists, custom edition, university of Alberta -------------$50 / H* ~6 g1 S, T+ j; aPetetrom 275: properties of petroleum fluids, by William Mccain, second edition-------------$70 ! e3 N& T+ w5 I2 D3 W