Lua APA (7ú heag.)
Gupta, B. Engineering hydrology (3rd ed.). Standard Publishers Distributors.
Lua i Stíl Chicago (17ú heag.)
Gupta, B.L. Engineering Hydrology. 3rd ed. New Delhi: Standard Publishers Distributors.
Lua MLA (9ú heag.)
Gupta, B.L. Engineering Hydrology. 3rd ed. Standard Publishers Distributors.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.