Na ostrie
Subtitle: legko li zashchishchatʹ prirodu
By: I︠U︡.G. Varenov
Publisher: Izd-vo Mariĭskogo poligrafkombinata
Published: 2002
Place of publication: Ĭoshkar-Ola
Language: rus
Number of pages: 143
Notes: "Khudozhestvenno-dokumentalʹnoe proizvedenie"--Colophon.