Cita APA

Duggal, K. N., & Soni, J. P. (2008). Elements of water resources engineering.

Citación estilo Chicago

Duggal, K N., and J P. Soni. Elements of Water Resources Engineering. Newdelhi, Newage, 2008.

Cita MLA

Duggal, K N., and J P. Soni. Elements of Water Resources Engineering. 2008.