Gaya APA

Malano, H, M., Hofwegen, P, J, V. (1999). Management of Irigation and Drainage System: A Service Approach . Rotterdam: A.A. Balkema.

Gaya MLA

Malano, Hector, M.., Hofwegen, Paul, J.M., Van. "Management of Irigation and Drainage System: A Service Approach". Rotterdam: A.A. Balkema, 1999. Text.