Maideus, Melinda
Immigration
Facts on File, 1981
 Buku Teks
Encyclopedia of social networks
editor, George A. Barnett
Sage , 2011
 Buku Referensi
Degenne, Alain
Introducing social networks
Sage, 1999
 Buku Teks
Handbook of optimization in complex networks: communication and social networks
edited by My T. Thai, Panos M. Pardalos
Springer, 2012
 eBooks
Virtual communities, social networks and collaboration
Athina A. Lazakidou, editor
[Springer, ], 2012
 eBooks