Trends and character of China's foreign trade, 1912-1931; a statistical analysis of exports and imports by country as well as by products, by Chien Tsai ... and Kwan-Wai Chan.
"Preliminary paper prepared for the fifth biennial conference of the Institute of Pacific Relations, to be held at Banff, Canada, August 14 to 28, 193...
"Preliminary paper prepared for the fifth biennial conference of the Institute of Pacific Relations, to be held at Banff, Canada, August 14 to 28, 1933."