Costello, D. F., & Kipple, G. (1960). Vegetation cattle responses to different intesities of grazing on short-grass range on central great plains. United States Department of Agriculture.
芝加哥风格引文Costello, David F., 与 G.E Kipple. Vegetation Cattle Responses to Different Intesities of Grazing on Short-grass Range on Central Great Plains. Washington, D.C.: United States Department of Agriculture, 1960.
MLA引文Costello, David F., 与 G.E Kipple. Vegetation Cattle Responses to Different Intesities of Grazing on Short-grass Range on Central Great Plains. United States Department of Agriculture, 1960.
警告：这些引文格式不一定是100％准确.