You can get access to a great resource "108 Business Analysis Techniques" on Adaptive's learning platform, SuXeed. Register free at SuXeed.net. With these 2 books, you have covered everything that you would have covered in BABoK.
Option 2: Be a member of IIBA to get Free BABoK
BABoK comes free to members by becoming a member of IIBA. IIBA membership costs anywhere between $55 to $125. By being a member, your certification examination fee is reduced by $125. You recover the membership amount either the complete amount or more by becoming IIBA member. IIBA membership allows many more benefits as well.
Your return on investment for IIBA membership is upwards of 2000%.
One invests between 55 to 125 USD to be a member of IIBA depending on one's country of residence.
IIBA membership allows you to access 300+ books worth close to USD 15000. Even when you read 5 books in a year - That itself would be USD 500 worth of return.
Then one gets USD 125 discount on CCBA / CBAP examination fees. That adds up to USD 625.
One gets free access to BABoK V3, Agile extension of BA which adds up another 100 USD to your benefits kitty. That adds up to USD 725.
One also gets access to many past videos and learning materials on the IIBA website.
You also have the opportunity to interact with business analysts across the world, look for opportunities published on the IIBA website.
Finally having the pride of being part of an excellent community of close to 30000 practicing BAs across the world.
That's truly invaluable.
Now, what are you waiting for? If you are not a member of IIBA, be a member today.
This costs less than the price of a pizza per month but will be a great investment to make you a better BA.
Happy reading and have a wonderful day and to provide your suggestions and comments.