[MATH240] Advanced Engineering Mathematics by Zill, Cullen

$20 | need | MATH |

[ANTH 190-401] The Dark Child by Camara Laye

$7 | need | AFST |

[ANTH 190-401] Half of a Yellow Sun by Chimamanda Ngozi Adichie

$7 | need | AFST |

[240/241] Advanced Engineering Mathematics by Zill, Cullen

$60 | need | MATH |

[FNCE 101] Macroeconomics 7th edition by Bernanke, Abel, etc.

$60 | need | FNCE |

[PSCI130] Game Change by Heilemann

$10 | need | PSCI |

[001601] chemical principles by zumdahl

need | CHEM |

[econ001] Microeconomics 9th Edition by Parkin

$40 | need | ECON |

[OPIM 220] OPIM 220 - Production & Operations Analysis/Matching Supply with Demand by Nahmias/Cachon and Terwiesch

need | OPIM |

[ECON010] ECON 010 Custom Upenn edition by Hubbard

$50 | need | ECON |