Book Arts by Mary Kaye Seckler is a book worth having in your collection.
I've been taking a journal construction class and find it fascinating. For those of you unable to take a class with Julie:
You might find this book by Mary Seckler extremely helpful.
I found the soft cover book at Michael's and used one of my 40% off coupons. The original price goes for $16.99 which really isn't bad when you consider how much information she packs into this book.
Learning how to make covers, different kinds of spines are all easy to do because she includes templates and clear directions.
Think about some of those beautiful collage pages you have been doing and then think about using them for covers of journals. What a wonderful gift that would make.