TY - BOOK AU - International Institute for Land Reclamation and Improvement TI - Drainage principles and applications. Vol 1 Introductory subjects SN - 90-70260-123 U1 - 627.54 PY - 1979/// CY - Wageningen PB - International Institute for Land Reclamation and Improvement N1 - International Institute for Land Reclamation and Improvement: Drainage principles and applications. Vol 1 Introductory subjects. (2nd Edition) Wageningen. International Institute for Land Reclamation and Improvement, 1979. 90-70260-123--(627.54INT) ER -