Lukanova, G. Restaurant Chains: Opportunities and Prospects for Bulgarian Foodservice Operators. Варна: Съюз на учените - Варна, 2019 с. 91 - 100, ISSN 1314-7390 (рrint) ; 2603-4085 (online).
Lukanova, G. Restaurant Chains: Opportunities and Prospects for Bulgarian Foodservice Operators. Варна: Съюз на учените - Варна, 2019 с. 91 - 100, ISSN 1314-7390 (рrint) ; 2603-4085 (online).
Lukanova, G. (2019) Restaurant Chains: Opportunities and Prospects for Bulgarian Foodservice Operators, Варна: Съюз на учените - Варна с. 91 - 100, ISSN 1314-7390 (рrint) ; 2603-4085 (online).
Lukanova, G. (2019). Restaurant Chains: Opportunities and Prospects for Bulgarian Foodservice Operators. Варна: Съюз на учените - Варна, с. 91 - 100.
Lukanova G. Restaurant Chains: Opportunities and Prospects for Bulgarian Foodservice Operators. Варна: Съюз на учените - Варна; 2019. p. с. 91 - 100. ISBN: ISSN 1314-7390 (рrint) ; 2603-4085 (online).