Cita APA (7a ed.)

Handy, R. L., & Spangler, M. G. (2009). Geotechnical engineering: Soil and foundation principles and practice (5th ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Handy, Richard Lincoln, y M. G. Spangler. Geotechnical Engineering: Soil and Foundation Principles and Practice. 5th ed. New York: McGraw-Hill, 2009.

Cita MLA (8a ed.)

Handy, Richard Lincoln, y M. G. Spangler. Geotechnical Engineering: Soil and Foundation Principles and Practice. 5th ed. McGraw-Hill, 2009.