Kopeva, D., Dramalieva, V., Slavova, M., Jekov, B., Daneshka, A., Stoychev, I., Todorov, T., Zhelev, C. Quality Management and Competitiveness of Bulgarian and Japanese Small and Medium Enterprises. Sofia: UNWE Publishing Complex, 2020 123 p. : with tabl. graf. 978-619-232-447-6.
Kopeva, D., Dramalieva, V., Slavova, M., Jekov, B., Daneshka, A., Stoychev, I., Todorov, T., Zhelev, C. Quality Management and Competitiveness of Bulgarian and Japanese Small and Medium Enterprises. Sofia: UNWE Publishing Complex, 2020 123 p. : with tabl. graf. 978-619-232-447-6.
Kopeva, D., Dramalieva, V., Slavova, M., Jekov, B., Daneshka, A., Stoychev, I., Todorov, T., Zhelev, C. (2020) Quality Management and Competitiveness of Bulgarian and Japanese Small and Medium Enterprises, Sofia: UNWE Publishing Complex 123 p. : with tabl. graf. 978-619-232-447-6.
Kopeva, D., Dramalieva, V., Slavova, M., Jekov, B., Daneshka, A., Stoychev, I., Todorov, T., & Zhelev, C. (2020). Quality Management and Competitiveness of Bulgarian and Japanese Small and Medium Enterprises. Sofia: UNWE Publishing Complex, 123 p. : with tabl. graf.
Kopeva D, Dramalieva V, Slavova M, Jekov B, Daneshka A, Stoychev I, et al. Quality Management and Competitiveness of Bulgarian and Japanese Small and Medium Enterprises. Sofia: UNWE Publishing Complex; 2020. p. 123 p. : with tabl. graf. ISBN: 978-619-232-447-6.