A-G · R. A. · Roy A. · Roy Gallant
Bechtermünz · Children's Press(CT) · McGraw-Hill · National Geographic Society
| title | ISBN-13 | year of publica- tion | |
|---|---|---|---|
| A Young Person's Guide to Science: Ideas That Change the World | 978-0-02-735775-2 | 1993 | |
| Before the Sun Dies: The Story of Evolution | 978-0-02-735771-4 | 1989 | |
| Early Humans | 978-0-7614-0960-1 | 1999 | |
| Earth's Changing Climate | 978-0-02-736840-6 | 1979 | |
| Earth's Vanishing Forests | 978-0-02-735774-5 | 1992 | |
| Geysers: When Earth Roars | 978-0-531-15838-8 | 1998 | |
| Meteorite Hunter: The Search for Siberian Meteorite Craters | 978-0-07-137224-4 | 2002 | |
| National Geographic Picture Atlas of Our Universe | 978-0-87044-644-3 | 1986 | |
| Rainbows, Mirages, and Sundogs | 978-0-02-737010-2 | 1987 | |
| The Day the Sky Split Apart: Investigating a Cosmic Mystery | 978-0-689-80323-9 | 1995 | |
| The Planets: Exploring the Solar System | 978-0-02-735773-8 | 1990 | |
| The planets, exploring the solar system | 978-0-02-736930-4 | 1985 | |
| Unser Universum | 978-3-8289-3391-0 | 2000 |