k.A. · K. Adam · Keith A · Keith Adam Luethke
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Journey into India | 978-0-642-97291-0 (0-642-97291-5) | 1978 |
| JOURNEY INTO THAILAND. | 978-0-642-97335-1 (0-642-97335-0) | 2001 |
| Journey into the Himalayas | 978-0-642-97445-7 (0-642-97445-4) | 1980 |