APA-referens (7:e uppl.)
Conventz, S. (2014). Hub cities in the knowledge economy: Seaports, airports, brainports. Ashgate Pub..
Chicago-referens (17:e uppl.)
Conventz, Sven. Hub Cities in the Knowledge Economy: Seaports, Airports, Brainports. Burlington: Ashgate Pub., 2014.
MLA-referens (9:e uppl.)
Conventz, Sven. Hub Cities in the Knowledge Economy: Seaports, Airports, Brainports. Ashgate Pub., 2014.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.