Introduction to mathematical biologyRubinow, S. I Wiley 0471744468 / 9780471744467 Hardcover Fair 0471744468 Acceptable reading copy. Cover is worn. Some markings, but text is clean. No dust jacket. Not ex-library. USPS tracking number provided for U.S. orders.
The Wellsprings of LifeAsimov, Isaac Signet 0451616197 / 9780451616197 MASS MARKET PAPERBACK Good 0451616197 1961 Mentor paperback. Stated first printing. Some cover wear. Slightly bumped corners. Otherwise clean and tight. Not ex-library. USPS tracking number provided for U.S. orders.