The following books and magazines have great information about Ragdolls and cats in general. I would strongly recommend picking up one or more of these books, prior to purchasing your first Ragdoll in order to become familiar with the breed and general feline habits, care, health and so forth.
 

he Guide to Owning a Ragdoll Cat. Gary A. Strobel and Susan A. Nelson. T.F.H. Publications. ISBN 0-7938-2164-9

he Definitive Guide to Ragdolls. Lorna Wallace, Robin Dickering and David Pollard. Ragdoll World Publications.

agdoll Cats - A Complete Pet Owner's Manual. Karen Leigh Davis. Barron's Publications. ISBN 0-7641-0732-1

ndoor Cats. Katrin Behrend. Barron's Publications. ISBN 0-8120-9449-2

he New Cat Handbook. Ulrike Muller. Barron's Publications. ISBN 0-8120-2922-4

at Fancy. Magazine with twelve issues per year. www.catfancy.com.

t's Show-Time!: And Here's Everything Cat Fanciers Need to Know About Shows. Phil Maggitti and J. Anne Helgren. Barron's Publications.