Previous editions published by Guilford:

2024/2025 Edition, © 2024
ISBN: 9781462553136

2022/2023 Edition, © 2022
ISBN: 9781462548477

2020/2021 Edition, © 2020
ISBN: 9781462541430

2018/2019 Edition, © 2018
ISBN: 9781462532117

2016/2017 Edition, © 2016
ISBN: 9781462525720

Revised 2014/2015 Edition, © 2014
ISBN: 9781462518135

2012/2013 Edition, © 2012
ISBN: 9781609189327

2010/2011 Edition, © 2010
ISBN: 9781606234631

2008/2009 Edition, © 2008
ISBN: 9781593856373

2006/2007 Edition, © 2006
ISBN: 9781593852580

2004/2005 Edition, © 2004
ISBN: 9781572309784

2002/2003 Edition, © 2002
ISBN: 9781572307216

2000/2001 Edition, © 2000
ISBN: 9781572304956

1998/1999 Edition, © 1998
ISBN: 9781572302747

1996/1997 Edition, © 1996
ISBN: 9781572300866

1994/1995 Edition, © 1994
ISBN: 9780898626506

1992/1993 Edition, © 1992
ISBN: 9780898626841

1990/1991 Edition, © 1990
ISBN: 9780898625219