Туризъм и свързаност = Tourism & Connectivity : Conf. proc. of the Scientific Conf. with Intern. Participation Celebrating the 55th Ann. of Department of “Tourism”, 30-31 Oct. 2020, Varna, Bulgaria
Rakadzhiyska, S. Virtual Tourism Products - a Possible Business Niche in the Near Future. Varna: Science a. Economic Publ. House, 2020 pp. 540 - 547, ISBN 978-954-21-1052-1.
Rakadzhiyska, S. Virtual Tourism Products - a Possible Business Niche in the Near Future. Varna: Science a. Economic Publ. House, 2020 pp. 540 - 547, ISBN 978-954-21-1052-1.
Rakadzhiyska, S. (2020) Virtual Tourism Products - a Possible Business Niche in the Near Future, Varna: Science a. Economic Publ. House pp. 540 - 547, ISBN 978-954-21-1052-1.
Rakadzhiyska, S. (2020). Virtual Tourism Products - a Possible Business Niche in the Near Future. Varna: Science a. Economic Publ. House, pp. 540 - 547.
Rakadzhiyska S. Virtual Tourism Products - a Possible Business Niche in the Near Future. Varna: Science a. Economic Publ. House; 2020. p. pp. 540 - 547. ISBN: ISBN 978-954-21-1052-1.
