To start out with, an online guide

And you want to do it on an Ipad? good luck. There is a list of citation managers here:
More options: These were gathered from an online mailing list.

Microsoft Publisher


Interactive eBooks a free cross platform resource
a free IOS and Android
development platform:

Some more resources from the IT forum mailing list



from scope discussion

There is more comprehensive material on this web page

There are more and more expensive options here: