Não informado. (1964). Soil and water. National Water and Soil Conservation Organization.
Citace podle Chicago (17th ed.)Não informado. Soil and Water. Wellington: National Water and Soil Conservation Organization, 1964.
Citace podle MLA (8th ed.)Não informado. Soil and Water. National Water and Soil Conservation Organization, 1964.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..