Citazione Stile APA (7a Edizione)

Donahue, R. L., Miller, R. W., & Shickluna, J. C. (1977). Soils: An introduction to soils and plant growth (4th ed.). Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Donahue, Roy Luther, Raymond W. Miller, e John C. Shickluna. Soils: An Introduction to Soils and Plant Growth. 4th ed. Englewood, Cliffs, N.J: Prentice-Hall, 1977.

Citatione MLA (9a ed.)

Donahue, Roy Luther, et al. Soils: An Introduction to Soils and Plant Growth. 4th ed. Prentice-Hall, 1977.