We found 2 Reddit comments about GURPS Greece. Here are the top ones, ranked by their Reddit score.
Só consigo pensar em GURPS Grécia: https://www.amazon.com/dp/155634855X/
Print books: https://www.amazon.com/dp/1556348541/ https://www.amazon.com/dp/155634855X/ https://www.amazon.com/dp/1556348568/ PDFs: http://www.warehouse23.com/products/SJG30-6083 http://www.warehouse23.com/products/SJG30-6075 http://www.warehouse23.com/products/SJG30-6048 These books are great just for background information. If you plan on actually using GURPS, then you will also need the Basic Set. These books are all for 3rd edition, so you can get that, or you can get the 4th edition and do a bit of converting.
Só consigo pensar em GURPS Grécia: https://www.amazon.com/dp/155634855X/
Print books:
https://www.amazon.com/dp/1556348541/
https://www.amazon.com/dp/155634855X/
https://www.amazon.com/dp/1556348568/
PDFs:
http://www.warehouse23.com/products/SJG30-6083
http://www.warehouse23.com/products/SJG30-6075
http://www.warehouse23.com/products/SJG30-6048
These books are great just for background information. If you plan on actually using GURPS, then you will also need the Basic Set. These books are all for 3rd edition, so you can get that, or you can get the 4th edition and do a bit of converting.