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Lookup NU author(s): Dr Gilbert Roberts
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Author(s): Roberts G
Publication type: Note
Publication status: Published
Journal: Behavioural Processes
Year: 2003
Volume: 63
Issue: 3
Pages: 127-128
ISSN (print): 0376-6357
ISSN (electronic): 1872-8308
URL: http://dx.doi.org/10.1016/S0376-6357(03)00005-6
DOI: 10.1016/S0376-6357(03)00005-6