عنوان
پدید آورنده
موضوع
رده
HC 13 .U5 1968
HC
13
.
U5
1968
کتابخانه
محل استقرار
لاتين
United nations educational, scientific and cultural organization
Use and conservation of the biosphere: Proceedings of the intergovernmental conference of experts on the scientific basis for rational use and conservation of the resources of the biosphere, Paris, 4-13 september 1968
1970
272 p
Natural resources research; 10
مرجع به حساب نمي آيد
Natural resources--congresses
Man--Influence on nature--congresses
HC
13
.
U5
1968
مولف
