Cita APA (7a ed.)

Winegardner, D. L. (1996). An introduction to soil for environmental professionals. Lewis.

Cita Chicago Style (17a ed.)

Winegardner, Duane L. An Introduction to Soil for Environmental Professionals. Boca Raton: Lewis, 1996.

Cita MLA (8a ed.)

Winegardner, Duane L. An Introduction to Soil for Environmental Professionals. Lewis, 1996.