Cita APA (7th ed.)

Houlsby, G., Wroth, C., & Eisenstein, Z. (1983). Direct solution of plasticity problems in soils by the method of characteristics. Balkema.

Cita Chicago (17th ed.)

Houlsby, G., C. Wroth, i Z. Eisenstein. Direct Solution of Plasticity Problems in Soils by the Method of Characteristics. Balkema, 1983.

Cita MLA (9th ed.)

Houlsby, G., et al. Direct Solution of Plasticity Problems in Soils by the Method of Characteristics. Balkema, 1983.