APA citáció

Trofimova Elena V. (1999). Karst caves in the Irkutsk Amphitheatre, Russia: Ecological condition and problems of conservation.

Chicago Style (17th ed.) Citation

Trofimova Elena V. Karst Caves in the Irkutsk Amphitheatre, Russia: Ecological Condition and Problems of Conservation. 1999.

MLA idézés

Trofimova Elena V. Karst Caves in the Irkutsk Amphitheatre, Russia: Ecological Condition and Problems of Conservation. 1999.

Figyelem: ezek az hivatkozások nem 100%-ban pontosak..