TY - BOOK A1 - edited by Luis S. Pereira and John W. Gowing ; Portuguese National Committee of the International Commission on Irrigation & Drainage ; selected papers of the 1st Inter-Regional Conference "Environment-Water: Innovative Issues in Irrigation and Drainage", held in Lisbon, Portugal, September 1998 TI - Water and the environment : PB - کتابخانه مطالعات اسلامی به زبان‌های اروپایی SN - 89999691 UR /book/89999691/Water-and-the-environment/ ER -