000			00634nam a2200181Ia 4500
999			_c61609 _d61609
005			20201118113406.0
008			180710s9999 xx 000 0 und d
041			_aEN
082			_a624.15136 _bDRA _223
245			_aDrainage principles and applications _b: introductory subjects, theories of field drainage and watershed runoff, surveys and investigations, design and management of drainage systems
260			_aNetherland _bInternational Institute for Land Reclamation and Improvement _c0
300			_a368 p.
440			_avol.3.
500			_a Includes index.
509			_aNS
650			_aEngineering geology
942			_cR