Introduction to Mathematical Modeling, Hardcover by Humi, Mayer, Used very good.

Introduction to Mathematical Logic - Paperback, by Mendelson Elliott - Very Good

Cambridge Mathematical Library: Introduction to Fluid Dynamics 1973 Paperback

An Introduction to Mathematical Reasoning, By Peter J Eccles, Paperback

Introduction to Mathematical Modeling, Paperback by Humi, Mayer, Like New Use...

An Interactive Introduction to Mathematical Analysis Paperback with CD-ROM

Schaum's Outline Introduction to Mathematical Economics - Paperback - VERY GOOD

Introduction to Mathematical Modeling by Humi, Mayer