TransliterationKaverznev V.N. Surki, susliki i drugie gryzuny vtorostepennogo znacheniya: Ikh zhizn, dobyvanie ikh i borba s nekotorymi iz nikh
In EnglishKaverznev V.N. Surki, worms and other rodents of secondary importance: Their life, their prey and the fight against some of them In Russian (ask us if in doubt)
$199