Answer:
read scanned full-text online or download the free mobile e-book
Explanation:
When I need to read a copy of the "Geology of the National Capital Region: Field trip guidebook" but the book is not available in the ISU Library as all the copies of the book are issued, my choices in Google books is --
to read the full text book online by searching the book in the google book link or download the e-book from internet and then read the book. I can also download the free mobile e-book from the links provided.
Hence the answer is --
read scanned full-text online or download the free mobile e-book
