Ken Croswell - Books by Ken Croswell.

Handbook of Space Astronomy and Astrophysics - [online] by Martin V. Zombeck's, 2nd Ed., Cambridge University Press.

MarciaBartusiak.com - Meet astronomy writer Marcia Bartusiak, author of "Thursday's Universe," "Through a Universe Darkly," and "Einstein's Unfinished Symphony."

Cosmobrain Astronomy Books - Online astronomical bookstore including over 500 selected titles divided by subject. Worldwide shipping. Safe shopping guarantee.

Star Ware (and More!) Home Page - A site devoted to helping amateur astronomers get more enjoyment out of their hobby. Includes advice on purchasing and using equipment as well as products.