i am not a decorator

But I do need to buy a bed and a desk and some bookshelves...

the room is a cheery yellow color, not too bright, but very airy. I like oak and dark cherry woods, tho I'm not wedded to it. I prefer to avoid white shelves, etc.

http://www.bookcasesgalore.com/price-range/under-100/shop.cfm?N=598+601

what colours, do you think?