Cita APA (7th ed.)

(1977). Research on urban hydrology: A contribution to the international hydrologic al programme. Unesco.

Cita Chicago (17th ed.)

Research on Urban Hydrology: A Contribution to the International Hydrologic Al Programme. Paris: Unesco, 1977.

Cita MLA (9th ed.)

Research on Urban Hydrology: A Contribution to the International Hydrologic Al Programme. Unesco, 1977.