Attitudes Toward Canada - US Free Trade, June 1987

Canada. Dept. of External Affairs.; Decima Research, 2009, "Attitudes Toward Canada - US Free Trade, June 1987", https://hdl.handle.net/11272.1/AB2/6KHG12, Abacus Data Network, V1, UNF:6:M2DvGnlTgibEX0q410gwng== [fileUNF]加拿大外交部（Department of External Affairs, Canada）；德西玛研究公司（Decima Research），2009年，《对加美自由贸易的态度——1987年6月》，https://hdl.handle.net/11272.1/AB2/6KHG12，阿巴克斯数据网络（Abacus Data Network），版本V1，UNF:6:M2DvGnlTgibEX0q410gwng== [fileUNF]