00387nam a2200133Ia 450000500170000008000190001710000160003624500650005226000650011730000220018258300190020494200130022399900170023620260716043541.0  a17.05.03 R8795  aRowe, W. O.  aA report on declared drainage and irrigation areas in Guyana  bMinistry of Works, Hydraulics and SupplyaGeorgetownGYc1970  a[7], 67 p. : maps  c11/17/04kJOYD  cMmR8795  c49585d49585