@INCOLLECTION { steels:01g, address = {Cambridge, MA},author = {Steels, Luc},booktitle = {Evolution of communication systems : A comparative approach},editor = {Kimbrough Oller, D. and Griebel, U.},note = {Language},pages = {69--90},publisher = {The MIT Press},title = {Social and cultural learning in the evolution of human communication},type = {INCOLLECTION},year = {2004},}