Natural park "Deer streams".Holding eco-class in the museum and lecture hall of the administrative building of the park

Natural park "Deer streams".Conducting an eco-class in the museum and lecture hall of the administrative building of the park.- 2008. -605: natural environment of Russia letter from deputy.Minister V.V. Petrov dated 07.27.17 No. 12-10-33/7578..Source of an electronic copy: the Ministry of Natural Resources and Ecology of the Sverdlovsk Region