Zhelyazkova, Donka Dimitrova The Low Cost Airline Carriers as an Alternative on The Bulgarian Transport Market for Passenger Transportation,
Univerzita Tomase Bati, 2010, 9 p. (диск), 978-80-7318-922-8.
Zhelyazkova, Donka Dimitrova .
The Low Cost Airline Carriers as an Alternative on The Bulgarian Transport Market for Passenger Transportation.
Zline: Univerzita Tomase Bati, 2010, 9 p. (диск), 978-80-7318-922-8.
Zhelyazkova, Donka Dimitrova (2010)
The Low Cost Airline Carriers as an Alternative on The Bulgarian Transport Market for Passenger Transportation,
Zline: Univerzita Tomase Bati, 9 p. (диск), 978-80-7318-922-8
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