author = { Tharp, Roland G. AND Wetzel, Ralph J. },

title = { Behavior modification in the natural environment },

publisher = {Academic Pr.},

keywords = { Child behavior disorders Case studies , Verhaltensmodifikation },

year = {1969},

address = { New York [u.a.] },

url = { http://slubdd.de/katalog?TN_libero_mab2 }