Citazione APA

Lal, R., & Russell, E. W. (1981). Tropical agricultural hydrology: : watershed management and land use. International Book Distributors.

Stile di citazione Chicago

Lal, R., e E. W. Russell. Tropical Agricultural Hydrology: : Watershed Management and Land Use. Dehra-Dun: International Book Distributors, 1981.

Citazione MLA

Lal, R., e E. W. Russell. Tropical Agricultural Hydrology: : Watershed Management and Land Use. International Book Distributors, 1981.