APA Alıntı

Frederiksen, H. D. (1992). Drought planning and water efficiency implications in water resources management. World bank.

Chicago Stili Alıntı

Frederiksen, Harald D. Drought Planning and Water Efficiency Implications in Water Resources Management. USA: World bank, 1992.

MLA Alıntı

Frederiksen, Harald D. Drought Planning and Water Efficiency Implications in Water Resources Management. World bank, 1992.