APA (7th ed.) Citation

Young, C. A. A Textbook of General Astronomy for Colleges and Scientific Schools.

Chicago Style (17th ed.) Citation

Young, Charles A. A Textbook of General Astronomy for Colleges and Scientific Schools.

MLA (9th ed.) Citation

Young, Charles A. A Textbook of General Astronomy for Colleges and Scientific Schools.

Warning: These citations may not always be 100% accurate.