Fair, not Hamas, the Islamic Jihad that came before it. It's not nearly the point of my reply, but good gotcha.
As for sources of how the PLO treated non-muslims during the civil war of lebanon, it's tough to find what you want. The whole civil war was about the christian factions vs the palestinian factions, with different entites in between with rapid shifting alliances.
As for sources of how the PLO treated non-muslims during the civil war of lebanon, it's tough to find what you want. The whole civil war was about the christian factions vs the palestinian factions, with different entites in between with rapid shifting alliances.