Allyn and Bacon · Cambridge University Press
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Modern Astronomy | 978-0-205-04241-8 | 1976 | ||
| Observational Astronomy | Hardcover | 978-0-521-85370-5 | 2006 | Guillermo Gonzalez · David Oesper |
| Observational Astronomy | " | 978-0-521-38199-4 | 1991 | |
| Observational Astronomy | Paperback | 978-0-521-39693-6 | 1991 | |