Okhrana prirody
Subtitle: uchebnoe posobie
By: V.A. Zabrodin, V.I. Podarueva
Publisher: Izd-vo Rossiĭkogo un-ta druzhby narodov
Published: 1992
Place of publication: Moskva
Language: rus
Number of pages: 80
Subjects: Nature conservation; Environmental protection
Notes: Includes bibliographical references.