Ėkologii︠a︡ Chuvashskoĭ Respubliki
Subtitle: uchebnoe posobie [dli︠a︡ 9 klassa sredneĭ shkoly]
By: A.D. Dimitriev
Publisher: Chuvashskoe knizhnoe izd-vo
Published: 1996
Place of publication: Cheboksary
Language: rus
Number of pages: 237
Subjects: Ecology; Environmental protection
Notes: "Rekomendovano Ministerstvom obrazovanii︠a︡, nauki i vyssheĭ shkoly Chuvashskoĭ Respubliki."

Includes bibliographical references (p. 234-235).