Minno-geolozhki universitet (Sofia, Bulgaria). Godishnik na Minno-geolozhki︠i︡a universitet, Sofi︠i︡a =: Annual of the Mine and Geology University, Sofia. University.
Citación estilo ChicagoMinno-geolozhki universitet (Sofia, Bulgaria). Godishnik Na Minno-geolozhki︠i︡a Universitet, Sofi︠i︡a =: Annual of the Mine and Geology University, Sofia. Sofi︠i︡a: University.
Cita MLAMinno-geolozhki universitet (Sofia, Bulgaria). Godishnik Na Minno-geolozhki︠i︡a Universitet, Sofi︠i︡a =: Annual of the Mine and Geology University, Sofia. University.
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