DAS, G. (2012). HYDROLOGY & SOIL CONSERVATION ENGINEERING (2ND.). PHI.
Cita Chicago (17th ed.)DAS, G. HYDROLOGY & SOIL CONSERVATION ENGINEERING. 2ND. N DELHI: PHI, 2012.
Cita MLA (9th ed.)DAS, G. HYDROLOGY & SOIL CONSERVATION ENGINEERING. 2ND. PHI, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.