Shaw, R. B. (2008). Grasses of Colorado. University Press of Colorado.
芝加哥风格引文Shaw, Robert Blaine. Grasses of Colorado. Boulder, Colo.: University Press of Colorado, 2008.
MLA引文Shaw, Robert Blaine. Grasses of Colorado. University Press of Colorado, 2008.
警告：这些引文格式不一定是100％准确.