L. Foster · Leila M. Foster · Leila Merrell Foster · Lowell Foster
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Africa | Hardcover | 978-0-431-15812-9 | 2006 | Mary Fox |
| Africa | Paperback | 978-0-431-15804-4 | 2003 | |
| Antartica | Hardcover | 978-0-431-15806-8 | 2006 | Mary Fox |
| Asia | Paperback | 978-0-431-09893-7 | 2007 | |
| Europe | " | 978-0-431-09895-1 | 2007 | |