Cita APA (7a ed.)

Howard, P. (2011). An introduction to landscape. Ashgate.

Cita Chicago Style (17a ed.)

Howard, Peter. An Introduction to Landscape. Farnham, Surrey, England ; Burlington, Vt.: Ashgate, 2011.

Cita MLA (9a ed.)

Howard, Peter. An Introduction to Landscape. Ashgate, 2011.