Watson, L., & Dallwitz,. The Grass Genera of the World.
Cita Chicago (17th ed.)Watson, Leslic, i Dallwitz. The Grass Genera of the World.
Cita MLA (9th ed.)Watson, Leslic, i Dallwitz. The Grass Genera of the World.
Atenció: Aquestes cites poden no estar 100% correctes.