Get access to Beginning Django - Paid version.
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Well, if you work in software in any capacity around the world, the cost is a couple of hours paid work or even less than an hour of paid work. In exchange, you'll get knowledge that will save you endless days of research and experimenting to implement Django solutions.
Yes, I know there are less expensive books out there, good for them that they can offer a lower price and make it up on volume. I can't, given the amount of time I put into writing -- hundreds and hundreds of hours -- and the average amount of copies tech books sell now a days.