TY - BOOK AU - Paul K. Koluvek TI - Design criteria construction guide, and material standards for irrigation pipelines U1 - 627.5206 PY - 1977/// CY - New Delhi PB - Government of India N1 - Paul K. Koluvek: Design criteria construction guide, and material standards for irrigation pipelines. New Delhi. Government of India, 1977.--(627.5206KOL) ER -