Present and future coal trade patterns (with particular emphasis on developing countries) / H. J. Alkema.
1983
详细记录
符号***
标题Present and future coal trade patterns (with particular emphasis on developing countries) / H. J. Alkema.
索书号
UNST/ESA/NRET(05)/N2
日期1983
发表于Natural resources forum. - 7(4) Oct. 1983 : 373-376