TY  - BOOK
AU  - Prell, Christina  
TI  - Social network analysis : : history, theory & metodology 
SN  - 1412947154
AV  - HM741  .P74 2012
PY  - 2012///
CY  - Los Angeles   : 
PB  - Sage
KW  - Social networks -- Research -- Methodology
ER  -