Dykstra, R. R. (1961). Animal sanitation and disease control ([6th ed.].). Interstate.
芝加哥风格引文Dykstra, R. R. Animal Sanitation and Disease Control. [6th ed.]. Danville, Ill: Interstate, 1961.
MLA引文Dykstra, R. R. Animal Sanitation and Disease Control. [6th ed.]. Interstate, 1961.
警告：这些引文格式不一定是100％准确.