Cita APA (7a ed.)

Whittle, M. W. (2007). Gait analysis: An introduction (Fourth edition.). Elsevier.

Cita Chicago Style (17a ed.)

Whittle, Michael W. Gait Analysis: An Introduction. Fourth edition. Edinburgh: Elsevier, 2007.

Cita MLA (9a ed.)

Whittle, Michael W. Gait Analysis: An Introduction. Fourth edition. Elsevier, 2007.