APA
Burgel O., Licht G. e. a. & Fier A. (2004). The internationalisation of young high-tech firms: An empiri. Heidelberg: Physica-Verlag.
Chicago
Burgel Oliver, Licht Georg et al and Fier Andreas. 2004. The internationalisation of young high-tech firms: An empiri. Heidelberg: Physica-Verlag.
Harvard
Burgel O., Licht G. e. a. and Fier A. (2004). The internationalisation of young high-tech firms: An empiri. Heidelberg: Physica-Verlag.
MLA
Burgel Oliver, Licht Georg et al and Fier Andreas. The internationalisation of young high-tech firms: An empiri. Heidelberg: Physica-Verlag. 2004.