Ekokur'er : obshchestvenno-ekologicheskaia massovaia gazeta
MLA
Dudkin, Nikolai S.
Ekokur'er : Obshchestvenno-ekologicheskaia Massovaia Gazeta. Alma-Ata, 1991.
APA
Dudkin, N. S. (1991).
Ekokur'er : obshchestvenno-ekologicheskaia massovaia gazeta. Alma-Ata.
Chicago
Dudkin, Nikolai S.,
Ekokur'er: Obshchestvenno-Ekologicheskaia Massovaia Gazeta. Alma-Ata, 1991.