International trade in the 1970s : the US, the EC and the growing pressure of protectionism

History of the rubber industry: compiled under the auspices of the institution of the rubber industry

International Seminar on Harbour Cities along the silk roads : final report

The African slave trade from the fifteenth to the nineteenth century : reports and papers of the meeting of experts organized by Unesco at Port-au Prince, Haiti, 31 January to 4 February 1978

Peranan mata uang di beberapa wilayah Indonesia pada sekitar abad ke 13 M - 17 M