Gaya APA

El-Swaify, . et al (1982). Soil Erotion Waters In The Tropics . Hawaii: College Of Tropical Agricultral And Human Resources.

Gaya MLA

El-Swaify, . et al. "Soil Erotion Waters In The Tropics". Hawaii: College Of Tropical Agricultral And Human Resources, 1982. Text.