@article{cf2166a0cea84cd6b621924320a2f6d2,
title = "PECS training for mands may lead to the emergence of other untrained verbal operants in adults with severe disabilities, but the comparison of PECS and manual-sign training is compromised",
author = "Joe Reichle",
year = "2008",
month = dec,
day = "22",
doi = "10.1080/17489530802615203",
language = "English (US)",
volume = "2",
pages = "203--207",
journal = "Evidence-Based Communication Assessment and Intervention",
issn = "1748-9539",
publisher = "Informa Healthcare",
number = "4",
}