@article{doi:10.1001/archpedi.1959.02070010252021,
author = {FREEDMAN A},
title = {No and yes: On the genesis of human communication},
journal = {A.M.A. Journal of Diseases of Children},
volume = {97},
number = {2},
pages = {250},
year = {1959},
doi = {10.1001/archpedi.1959.02070010252021},
URL = { + http://dx.doi.org/10.1001/archpedi.1959.02070010252021},
eprint = {/data/Journals/PEDS/12688/archpedi_97_2_021.pdf}
}