Cita APA (7a ed.)

Darke, R. (2001). The color encyclopedia of ornamental grasses: Sedges, rushes, restios, cat-tails, and selected bamboos (4th print.). Timber.

Cita Chicago Style (17a ed.)

Darke, Rick. The Color Encyclopedia of Ornamental Grasses: Sedges, Rushes, Restios, Cat-tails, and Selected Bamboos. 4th print. Portland (Oregon): Timber, 2001.

Cita MLA (9a ed.)

Darke, Rick. The Color Encyclopedia of Ornamental Grasses: Sedges, Rushes, Restios, Cat-tails, and Selected Bamboos. 4th print. Timber, 2001.