APA引文

(1982). Field extract of soil taxonomy: The 1975 system of soil classification of the U.S.D.A./S.C.S. The Netherland: International Soil museum.

Trích dẫn kiểu Chicago

Field Extract of Soil Taxonomy: The 1975 System of Soil Classification of the U.S.D.A./S.C.S. The Netherland: International Soil museum, 1982.

MLA引文

Field Extract of Soil Taxonomy: The 1975 System of Soil Classification of the U.S.D.A./S.C.S. The Netherland: International Soil museum, 1982.