For attribute classification with poselets please cite:

@InProceedings{BourdevAttributesICCV11,
  author       = "Lubomir Bourdev and Subhransu Maji and Jitendra Malik",
  title        = "Describing People: Poselet-Based Attribute Classification",
  booktitle    = "International Conference on Computer Vision (ICCV)",
  year         = "2011",
  url          = "http://www.eecs.berkeley.edu/~lbourdev/poselets"
}