Natural resources.

Библиографические подробности
Соавтор:	United Nations Conference on the Apllication of Science and Technology for the Benefit of the Less Developed Areas Geneva
Формат:	‌
Язык:	English
Опубликовано:	[Geneva [s.n. 1963].
Серии:	[United States papers on] science, technology and development
Предметы:	Natural resources.