Via Pontica (Bulgaria) - from a Kaleidoscope of Cultural Attratcions for the Modern Tourist to a Cultural Attractions for the Modern Tourist to a Specialized Destination for Cultural Tourism
Rakadjiyska, S., Dyankov, T. Via Pontica (Bulgaria) - from a Kaleidoscope of Cultural Attratcions for the Modern Tourist to a Cultural Attractions for the Modern Tourist to a Specialized Destination for Cultural Tourism. София: Гея Либрис, 2012 pp. 25 - 29, 978-954-300-119-4.
Rakadjiyska, S., Dyankov, T. Via Pontica (Bulgaria) - from a Kaleidoscope of Cultural Attratcions for the Modern Tourist to a Cultural Attractions for the Modern Tourist to a Specialized Destination for Cultural Tourism. София: Гея Либрис, 2012 pp. 25 - 29, 978-954-300-119-4.
Rakadjiyska, S., Dyankov, T. (2012) Via Pontica (Bulgaria) - from a Kaleidoscope of Cultural Attratcions for the Modern Tourist to a Cultural Attractions for the Modern Tourist to a Specialized Destination for Cultural Tourism, София: Гея Либрис pp. 25 - 29, 978-954-300-119-4.
Rakadjiyska, S., & Dyankov, T. (2012). Via Pontica (Bulgaria) - from a Kaleidoscope of Cultural Attratcions for the Modern Tourist to a Cultural Attractions for the Modern Tourist to a Specialized Destination for Cultural Tourism. София: Гея Либрис, pp. 25 - 29.
Rakadjiyska S, Dyankov T. Via Pontica (Bulgaria) - from a Kaleidoscope of Cultural Attratcions for the Modern Tourist to a Cultural Attractions for the Modern Tourist to a Specialized Destination for Cultural Tourism. София: Гея Либрис; 2012. p. pp. 25 - 29. ISBN: 978-954-300-119-4.
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