Genova, M. Implications of Ecotourism Development in Bulgaria Based on Class Studies. Варна: Унив. изд. Наука и икономика, 2012 с. 566 - 574, 978-954-21-0603-6.
Genova, M. Implications of Ecotourism Development in Bulgaria Based on Class Studies. Варна: Унив. изд. Наука и икономика, 2012 с. 566 - 574, 978-954-21-0603-6.
Genova, M. (2012) Implications of Ecotourism Development in Bulgaria Based on Class Studies, Варна: Унив. изд. Наука и икономика с. 566 - 574, 978-954-21-0603-6.
Genova, M. (2012). Implications of Ecotourism Development in Bulgaria Based on Class Studies. Варна: Унив. изд. Наука и икономика, с. 566 - 574.
Genova M. Implications of Ecotourism Development in Bulgaria Based on Class Studies. Варна: Унив. изд. Наука и икономика; 2012. p. с. 566 - 574. ISBN: 978-954-21-0603-6.