Observational measurement of behaviorPaul Jordan Yoder, Frank James Symons · First published 2009Open the Tome
Taking sidesFrank James Symons, Leonard Abbeduto · First published 2007 · Latest edition 2008Open the Tome
Pain in children and adults with developmental disabilitiesFrank James Symons · First published 2006Open the Tome
Behavioral observationTravis Thompson, David Felce, Frank James Symons · First published 1999Open the Tome
