APA Publications · Local Colour
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| San Francisco Insight Guide | 978-962-421-065-1 (962-421-065-9) | 1992 |
| Trees of India | 978-962-8711-12-3 (962-8711-12-1) | 2000 |
| Trees of the Indian Subcontinent | 978-962-217-456-6 (962-217-456-6) | 1999 |