The Greenhaven encyclopedia of witchcraft
2002
Paranormal activity
2012
The Greenhaven encyclopedia of paranormal phenomena
2006
The curse of King Tut
2000
Henry Ford
2002
Paranormal phenomena
1999
The Mystery Library - ESP (The Mystery Library)
2000
Life during the Renaissance
1998
Pirates
2001
The Stone Age
1998
The Greenhaven encyclopedia of terrorism
2006
Haunted houses
2000
Encyclopedia of women's travel and exploration
2001
Witchcraft
2009
The encyclopedia of movie special effects
2000
How do cell phones affect health?
2015
How does cell phone use impact teenagers?
2013
Online Entertainment (Digital Issues)
2016
Do witches exist?
2016
Do vampires exist?
2016
Japan
1999
The Greenhaven encyclopedia of the Civil War
2004
Butch Cassidy
1997
Unicorns
2000
