Cita APA (7th ed.)
Hausmann, M. R. (1990). Engineering principles of ground modification. McGraw-Hill.
Cita Chicago (17th ed.)
Hausmann, Manfred R. Engineering Principles of Ground Modification. New York: McGraw-Hill, 1990.
Cita MLA (9th ed.)
Hausmann, Manfred R. Engineering Principles of Ground Modification. McGraw-Hill, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.