000 00817 a2200241 4500
005 20250514151031.0
264 0 _c20030501
008 200305s 0 0 eng d
022 _a0022-1015
024 7 _a10.1037/h0048778
_2doi
040 _aNLM
_beng
_cNLM
100 1 _aGREEN, E J
245 0 0 _aConcept formation: a problem in human operant conditioning.
_h[electronic resource]
260 _bJournal of experimental psychology
_cMar 1955
300 _a175-80 p.
_bdigital
500 _aPublication Type: Journal Article
650 0 4 _aConcept Formation
650 0 4 _aConditioning, Operant
650 0 4 _aHumans
650 0 4 _aLearning
773 0 _tJournal of experimental psychology
_gvol. 49
_gno. 3
_gp. 175-80
856 4 0 _uhttps://doi.org/10.1037/h0048778
_zAvailable from publisher's website
999 _c14129505
_d14129505