The Fountain is currently available only on Amazon, in a Kindle edition, at $2.99 (or less during special promotions).

Buy Waiting for Westmoreland from your favorite online store, wherever you are—including the following (if you want it in paper at a discount, scroll to the end for the 40% discount at Lulu): 

Amazon—Tenth Anniversary available in paper at $16.95 and Kindle at $3.99

Barnes and Noble—Tenth Anniversary Edition available in paper at $16.95 and as an eBook for Nook at $3.99

iTunes Books—iBook at $3.99

Kobo–eBook at $3.99

Lulu.com—available in paper at $10.17–which is 40% off cover price; also as an eBook at $3.99