Askania-Nova : animal paradise in Russia. Adventure of the Falz-Fein family
1970
Heiss, L. |
State nature reserves
Parcs nationaux et réserves naturelles en Belgique
1962
Kesteloot, Edgar |
The Astrakhan reservation
1972
Mashkov, B. K. |
Rusanov, G. M. |
Astrakhanskiy zapovyednik
1982
Bondaryev, D. V. |
Mashkov, B. K. |
Rusanov, G. M. |