Dyfyniad APA

Brady, N. C. (1974). Nature and Properties of soils (8th.). Macmillan Publishing Company, Collier Macmillan Publishers.

Dyfyniad Arddull Chicago

Brady, Nyle C. Nature and Properties of Soils. 8th. New York, London: Macmillan Publishing Company, Collier Macmillan Publishers, 1974.

Dyfyniad MLA

Brady, Nyle C. Nature and Properties of Soils. 8th. Macmillan Publishing Company, Collier Macmillan Publishers, 1974.

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