Cita APA (7th ed.)

Buol, S. S., Southard, R. R., Graham, R. R., & McDaniel, P. P. (2003). Soil genesis and classification (fifth edition.).

Cita Chicago (17th ed.)

Buol, S.W. Stanley, R.J. Randal Southard, R.C. Robert Graham, i P.A. Paul McDaniel. Soil Genesis and Classification. fifth edition. 2003.

Cita MLA (9th ed.)

Buol, S.W. Stanley, et al. Soil Genesis and Classification. fifth edition. 2003.