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An introduction to modern astrophysics : Carroll, Bradley W : …
Open Astrophysics Bookshelf by Open-Astrophysics-Bookshelf
5 Astrophysics Books for Free! [PDF] - InfoBooks.org
Fundamental Astronomy (6th Edition) : Umair Mirza : Free …
Astronomy - 2e - Open Textbook Library
Astrophysics: An Introduction to Theory and Basics - Springer
UC Berkeley Astronomy w