What I was saying was that regarding legal opinion, we don't tell people what is "correct", we just tell them what legal scholars have said on the matter. The latter meets [[WP:NPOV]], the former does not.
I think it is implicit that "The sky is blue [1]" means "Source 1 says the sky is blue". We don't need to go through and put "So-and-so says" at the beginning of every sentence in the encyclopaedia.