@InProceedings{friedberg:2011:SS, author = {Friedberg, Heather}, title = {Turn-Taking Cues in a Human Tutoring Corpus}, booktitle = {Proceedings of the ACL 2011 Student Session}, month = {June}, year = {2011}, address = {Portland, OR, USA}, publisher = {Association for Computational Linguistics}, pages = {94--98}, url = {http://www.aclweb.org/anthology/P11-3017} }