Shaw, R. B. (2008). Grasses of Colorado. University Press of Colorado.
Chicagoスタイル(17版)引用形式Shaw, Robert Blaine. Grasses of Colorado. Boulder, Colo.: University Press of Colorado, 2008.
MLA(9版)引用形式Shaw, Robert Blaine. Grasses of Colorado. University Press of Colorado, 2008.
警告: この引用は必ずしも正確ではありません.