United States. Dept. of Agriculture. (1975). Shopper's guide: How to get the most for your money. Barron's Educational Series.
芝加哥风格引文United States. Dept. of Agriculture. Shopper's Guide: How to Get the Most for Your Money. Woodbury, N.Y: Barron's Educational Series, 1975.
MLA引文United States. Dept. of Agriculture. Shopper's Guide: How to Get the Most for Your Money. Barron's Educational Series, 1975.
警告：这些引文格式不一定是100％准确.