Greg Little Lydia B. Chilton Max Goldman Robert C. Miller TurKit: tools for iterative tasks on mechanical Turk. 29-30 2009 KDD Workshop on Human Computation http://doi.acm.org/10.1145/1600150.1600159 conf/kdd/2009hcomp db/conf/kdd/hcomp2009.html#LittleCGM09