For the print edition of Strike Three, go to Createspace: https://www.createspace.com/4876544 With this discount code: TGERED9J ,
you'll save 25% of the cover price of $12.95; the discount is good through July 15.
If you prefer eBooks, go to Smashwords: https://www.smashwords.com/books/view/452298 The discount code: WB38B
will save you 25% off the cover price of $4.95. Again, this discount is only good through July 15.
Yes, it's also available through Amazon, ..., but without a discount. Sorry.