Detective Shadow

D S

titleISBN-13
(ISBN-10)
year of publication
Lateral Mindtrap Puzzles: Challenge the Way You Think & See978-0-8069-7135-3
(0-8069-7135-5)
2000
Tricky Mindtrap Puzzles: Challenge the Way You Think & See978-0-8069-4488-3
(0-8069-4488-9)
2000

Detief Singer