01076nam0 22003131i 450 RML028585420231121125732.0041633810020121121d1984 ||||0itac50 baenggbz01i xxxe z01nLearning theory and behavior modificationStephen WalkerLondonNew York Methuen 1984184 p.20 cmNew essential psychology001UBO09974882001 New essential psychologyApprendimentoTeorieFIRRMLC013194I153.1521Walker, StephenMILV139702114022ITIT-0120121121IT-FR0017 Biblioteca umanistica Giorgio ApreaFR0017 NRML0285854Biblioteca umanistica Giorgio Aprea 52MAG 1/1661 52BUN0000136025 VMB RS A 2018112920181129 52Learning theory and behavior modification3627193UNICAS