Cita APA (7th ed.)
Gupta, B. Engineering hydrology (3rd ed.). Standard Publishers Distributors.
Cita Chicago (17th ed.)
Gupta, B.L. Engineering Hydrology. 3rd ed. New Delhi: Standard Publishers Distributors.
Cita MLA (9th ed.)
Gupta, B.L. Engineering Hydrology. 3rd ed. Standard Publishers Distributors.
Atenció: Aquestes cites poden no estar 100% correctes.