Books listed by ISBN
>
ROO
> E. P Ushakov
E. P Ushakov
title
ISBN-13
(ISBN-10)
year of publication
Ot͡s︡enka stoimosti vazheĭshikh vidov prirodnykh resursov: Metodicheskie rekomendat͡s︡ii
978-5-93O27-OO3-7
(5-93O27-OO3-1)
1999
E.P Vaks