APA citiranje

Duisberg, P. (1978). Memorandum: Recommendations inf the field of soils.

Citación estilo Chicago

Duisberg, P.C. Memorandum: Recommendations Inf the Field of Soils. 1978.

MLA citiranje

Duisberg, P.C. Memorandum: Recommendations Inf the Field of Soils. 1978.

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