Tonkova, E., Stoev, S. Blogs, Web Discussion Forums and their Business and Consumer Implications. Kavala: 2007 8 с. 978-960-287-090-7.
Tonkova, E., Stoev, S. Blogs, Web Discussion Forums and their Business and Consumer Implications. Kavala: 2007 8 с. 978-960-287-090-7.
Tonkova, E., Stoev, S. (2007) Blogs, Web Discussion Forums and their Business and Consumer Implications, Kavala: 8 с. 978-960-287-090-7.
Tonkova, E., & Stoev, S. (2007). Blogs, Web Discussion Forums and their Business and Consumer Implications. [Електронен ресурс]. Kavala: 8 с.
Tonkova E, Stoev S. Blogs, Web Discussion Forums and their Business and Consumer Implications: [Електронен ресурс]. Kavala: 2007. p. 8 с. ISBN: 978-960-287-090-7.
