Haigh,Martin J et al. Headwaters: Water resource and soil conservation : proceedings of headwater 1998 ,the fourth international conference on headwater control ,Italy. Oxford & IBH Publishing Co.Pvt.Ltd.
Dyfyniad Arddull ChicagoHaigh,Martin J et al. Headwaters: Water Resource and Soil Conservation : Proceedings of Headwater 1998 ,the Fourth International Conference on Headwater Control ,Italy. New Delhi: Oxford & IBH Publishing Co.Pvt.Ltd.
Dyfyniad MLAHaigh,Martin J et al. Headwaters: Water Resource and Soil Conservation : Proceedings of Headwater 1998 ,the Fourth International Conference on Headwater Control ,Italy. Oxford & IBH Publishing Co.Pvt.Ltd.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.