Gaya APA

Loucks, D, P., Beek, E, V. (2017). Water resource systems planning and management: an introductiom to methods, models, and applications (Edisi Pertama). Jerman: Springer.

Gaya MLA

Loucks, Daniel, P.., Beek, Eelco, Van. "Water resource systems planning and management: an introductiom to methods, models, and applications". Edisi Pertama Jerman: Springer, 2017. Text.