If you're starting your first OSS project, or planning to introduce new OSS systems to your network ops or planning team, you need to do your background reading.
This OSS book list is in two parts. The first covers OSS and BSS specifically. The second part comprises books I've found helpful for the wider topics of system integration, development and delivering successful OSS projects.
OSS, BSS and Network Management Books
Fundamentals of EMS, NMS and OSS/BSS (Amazon UK)