Dabeva Filipova, Tanya, Lukanova, Georgina Georgieva Innovations in the Bulgarian Classification System of the Hospitality Industry,
St. Kl. Ohridski Univ. Press, 2017, pp. 120 - 129, ISBN 978-954-07-4327-1.
Dabeva Filipova, Tanya, Lukanova, Georgina Georgieva .
Innovations in the Bulgarian Classification System of the Hospitality Industry.
Sofia: St. Kl. Ohridski Univ. Press, 2017, pp. 120 - 129, ISBN 978-954-07-4327-1.
Dabeva Filipova, Tanya, Lukanova, Georgina Georgieva (2017)
Innovations in the Bulgarian Classification System of the Hospitality Industry,
Sofia: St. Kl. Ohridski Univ. Press, pp. 120 - 129, ISBN 978-954-07-4327-1
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