Cita APA (7a ed.)
Štefko, R., Dorčák, P., & Pollák, F. Virtual Social Networks and Their Utilization for Promotion.
Cita Chicago Style (17a ed.)
Štefko, Róbert, Peter Dorčák, y František Pollák. Virtual Social Networks and Their Utilization for Promotion.
Cita MLA (9a ed.)
Štefko, Róbert, et al. Virtual Social Networks and Their Utilization for Promotion.
Precaución: Estas citas no son 100% exactas.