textbooks (don't buy at bookstore! every price cheaper than amazon!)

Calculus Early Transcendentals (7th edition) - 15$

https://www.amazon.com/Calculus-Transcendentals-C-Henry-Edwards-ebook/dp/B00HVLBS3O/ref=sr_1_1?keywords=calculus+early+transcendentals+7th+edition+stewart+and+penney&qid=1569173250&sr=8-1

The Nature and Properties of Soils (12th edition) -12$

https://www.amazon.com/Nature-Properties-Soils-12th/dp/0138524440/ref=sr_1_1?keywords=The+Nature+and+properties+of+soils+12th+edition&qid=1569173374&sr=8-1

Study guide and solutions manual to accompany organic chemistry 5th edition jones gingrich and Fleming - 15$

https://searchworks.stanford.edu/view/10682076

Principles of Chemistry a molecular approach 2nd custom edition - 60$

https://www.amazon.com/Principles-Chemistry-Molecular-Approach-3rd/dp/0321971949/ref=sr_1_fkmr1_1?keywords=Principles+of+Chemistry+a+molecular+approach+2nd+custom+edition&qid=1569173545&sr=8-1-fkmr1

Principles of Economics by OpenStax - 27$

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Principles of Chemistry a molecular approach custom edition for Stanford University - 5$

https://www.amazon.com/Principles-Chemistry-Molecular-University-2013-08-02/dp/B01K3L09WO/ref=sr_1_1?keywords=Principles+of+Chemistry+a+molecular+approach+custom+edition+for+Stanford+University&qid=1569173707&s=books&sr=1-1

Principles of Chemistry a molecular approach second edition (tro) - 52$

https://www.amazon.com/Principles-Chemistry-Molecular-Approach-MasteringChemistry/dp/0321750098/ref=sr_1_4?keywords=Principles+of+Chemistry+a+molecular+approach+second+edition+tro&qid=1569173755&s=books&sr=1-4