Lua APA (7ú heag.)
Stoyanov, N. I., & Стоянов, Н. И. (2019). Economic aspects of sustainable development the building production in the region. RJPBCS RESEARCH JOURNAL PHARMACEUTICAL, BIOLOGICAL & CHEMICAL SCIENCES.
Lua i Stíl Chicago (17ú heag.)Stoyanov, N. I., agus Н. И Стоянов. Economic Aspects of Sustainable Development the Building Production in the Region. RJPBCS RESEARCH JOURNAL PHARMACEUTICAL, BIOLOGICAL & CHEMICAL SCIENCES, 2019.
Lua MLA (8ú heag.)Stoyanov, N. I., agus Н. И Стоянов. Economic Aspects of Sustainable Development the Building Production in the Region. RJPBCS RESEARCH JOURNAL PHARMACEUTICAL, BIOLOGICAL & CHEMICAL SCIENCES, 2019.
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