Citazione Stile APA (7a Edizione)

BUCKMAN Harry O. (1969). The nature and properties of soils. (7th ed.). Macmillan Company.

Citazione stile Chigago Style (17a edizione)

BUCKMAN Harry O. The Nature and Properties of Soils. 7th ed. London: Macmillan Company, 1969.

Citatione MLA (9a ed.)

BUCKMAN Harry O. The Nature and Properties of Soils. 7th ed. Macmillan Company, 1969.