| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Environmental Data Management | 978-0-7923-4857-3 (0-7923-4857-5) | 1997 | Nilgun B. Harmanciogammalu · V.P. Singh |
| Water Quality Monitoring Network Design | 978-0-7923-5506-9 (0-7923-5506-7) | 1998 | Nilgun B. Harmanciogammalu · O. Fistikoglu · S.D. Ozkul · V.P. Singh |