Hi: I'm with your wife. I always prefer a written book. Check amazon, using "quicken 2004" and Mac as keywords.
I KNOW there are more recent editions than 2004, in any case. I own Tom Negrino's Quicken 2003 for Macintosh, which should work fairly well. Maria Langer also writes a Quicken for Mac book. I don't know about 2003, but she has a 202 edition.
You might want to check your local library; then you can see which ones you prefer before you buy.
Good luck.