Pierce, A. Indoor-based social networking. IN Technology Today. Tech directions.
Citazione stile Chigago Style (17a edizione)Pierce, Alan. "Indoor-based Social Networking. IN Technology Today." Tech Directions .
Citatione MLA (9a ed.)Pierce, Alan. "Indoor-based Social Networking. IN Technology Today." Tech Directions, .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.