We understand you're curious about the location of the Civilization: Beyond Earth manual.
Have you tried researching it on the Tech Web? Oh, it's not an option? Hm.
Did you ask the Slavic Federation? They seem like the kind of folks who might try to keep useful information out of their neighbors' hands.
Really? How about annexing their cities?
And that didn't reveal anything? Weird.
Well, let's try this: On the game's Steam page, there is a menu item on the right side of the screen that says "View the manual". That will take you to a PDF copy of the game's manual, which you can then save to your computer.