APA Style

CHANDLER, J. (1984 ?). Crop losses due to weeds in Canada and the United States: special report of the losses due to weeds committee . : Weed Science Society of America.

MLA Style

CHANDLER, J.M.. "Crop losses due to weeds in Canada and the United States: special report of the losses due to weeds committee". : Weed Science Society of America, 1984 ?. Electronic resources.