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Access Year: From 1986 To Present
Publisher: SPRINGER

Access Year: From 1939 To 2003
Publisher: JSTOR

Access Year: From 1995 To Present
Publisher: ELSEVIER

Access Year: From 1960 To 1989
Publisher: JSTOR

Access Year: From 1995 To Present
Publisher: ELSEVIER

Access Year: From 1995 To Present
Publisher: ELSEVIER

Access Year: From 1995 To Present
Publisher: ELSEVIER

Access Year: From 2001 To 2007
Publisher: JSTOR

Access Year: From 1970 To Present
Publisher: SPRINGER

Access Year: From 1995 To Present
Publisher: ELSEVIER

Access Year: From 1970 To 2003
Publisher: JSTOR

Access Year: From 1999 To Present
Publisher: SAGE PUBLICATIONS

Access Year: From 1997 To Present
Publisher: WILEY

Access Year: From 1978 To Present
Publisher: SAGE PUBLICATIONS
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