Sostoi︠a︡nie okruzhai︠u︡shcheĭ prirodnoĭ sredy Kaliningradskoĭ oblasti v 1997 godu
Publisher: Gos. komitet po okhrane okruzhai︠u︡shcheĭ sredy Kaliningradskoĭ oblasti
Published: 1998
Place of publication: Kaliningrad
Language: rus
Number of pages: 157
Subjects: Environmental conditions