APA   Click to copy
Roberts, S. G. B., & Dunbar, R. I. M. (2011). Communication in social networks: Effects of kinship, network size, and emotional closeness. PERSONAL RELATIONSHIPS, 18, 439–452. https://doi.org/10.1111/j.1475-6811.2010.01310.x

Chicago/Turabian   Click to copy
Roberts, SGB, and RIM Dunbar. “Communication in Social Networks: Effects of Kinship, Network Size, and Emotional Closeness.” PERSONAL RELATIONSHIPS 18 (September 1, 2011): 439–452.

MLA   Click to copy
Roberts, S. GB, and R. IM Dunbar. “Communication in Social Networks: Effects of Kinship, Network Size, and Emotional Closeness.” PERSONAL RELATIONSHIPS, vol. 18, WILEY, Sept. 2011, pp. 439–52, doi:10.1111/j.1475-6811.2010.01310.x.

@article{roberts2011a,
  title = {Communication in social networks: Effects of kinship, network size, and emotional closeness},
  year = {2011},
  month = sep,
  day = {1},
  journal = {PERSONAL RELATIONSHIPS},
  pages = {439--452},
  publisher = {WILEY},
  volume = {18},
  doi = {10.1111/j.1475-6811.2010.01310.x},
  author = {Roberts, SGB and Dunbar, RIM},
  month_numeric = {9}
}