Shaw, R. B., Montgomery, P., & Shaw, R. B. (2012). Guide to Texas grasses. Texas A&M University Press.
Chicago (17e ed.) BronvermeldingShaw, Robert Blaine, Paul Montgomery, en Robert B. Shaw. Guide to Texas Grasses. College Station, Tex.: Texas A&M University Press, 2012.
MLA (9e ed.) BronvermeldingShaw, Robert Blaine, et al. Guide to Texas Grasses. Texas A&M University Press, 2012.
Let op: Deze citaties zijn niet altijd 100% accuraat.