APA (7th ed.) Citation

Arnaboldi, V., Passarella, A., Conti, M., & Dunbar, R. I. M. (2015). Online social networks: Human cognitive constraints in Facebook and Twitter personal graphs. Elsevier.

Chicago Style (17th ed.) Citation

Arnaboldi, Valerio, Andrea Passarella, Marco Conti, and R. I. M. Dunbar. Online Social Networks: Human Cognitive Constraints in Facebook and Twitter Personal Graphs. Amsterdam, Netherlands: Elsevier, 2015.

MLA (8th ed.) Citation

Arnaboldi, Valerio, et al. Online Social Networks: Human Cognitive Constraints in Facebook and Twitter Personal Graphs. Elsevier, 2015.