I just picked up a fresh copy of 'The Outsider' last week, and it was easier than I expected! Big retailers like Amazon and Barnes & Noble have it in stock, both online and in physical stores. If you prefer supporting indie bookshops, check out Bookshop.org—they link to local stores and ship fast. I love their vibe; it feels like you’re helping the little guys while getting your book fix.
For digital readers, Kindle and Apple Books have e-versions, and Audible offers the audiobook if you’d rather listen. I’ve seen used copies on ThriftBooks too, which is perfect if you’re on a budget. The cover art varies by edition, so peek at photos before buying if that matters to you. Mine has that classic gritty 60s design, and it looks awesome on my shelf.