Dark Demon was created in 2006.
Dark Demon has 500 pages.
The ISBN of "Dark Demon" by Christine Feehan is 978-0515139751.
There is no such thing as a dark angle, I think you mean Dark Angel, the TV series.
Demon Souls is the 1st of the series, with Dark Souls being second. Storyline wise, Demon Souls is also before Dark Souls.
No Angel or Demon was created in 2002.
Denim Demon was created in 1995.
Demon Drop was created in 2010.
Demon Kiss was created in 2004.
Wrath of the Demon was created in 1990.
Demon's Dance was created in 1970.
Demon's Eye was created in 1971.
Demon's Claws was created in 2003.