Burghart, H. E. (1979). Sugar from Canada. Washington: U.S. International trade commission.
シカゴスタイル引用形Burghart, Harold E. Sugar From Canada. Washington: U.S. International trade commission, 1979.
MLA引用形式Burghart, Harold E. Sugar From Canada. Washington: U.S. International trade commission, 1979.
警告: この引用は必ずしも正確ではありません.