Cita APA (7th ed.)

Duff, P. M. D., Hallam, A., & Walton, E. K. (1967). Cyclic sedimentation. Elsevier Pub. Co.

Cita Chicago (17th ed.)

Duff, P. McL. D., A. Hallam, i E. K. Walton. Cyclic Sedimentation. Amsterdam, New York: Elsevier Pub. Co, 1967.

Cita MLA (9th ed.)

Duff, P. McL. D., et al. Cyclic Sedimentation. Elsevier Pub. Co, 1967.