Concept Design Research or Just Pure Fanservice?

DAMNIT! I WANT THAT ONE!

AS WELL AS THAT ONE!

Eurgh, I'm so torn on whether or not I should buy these books, since I either need them for research inspiration for my University or that I'll just buy them for the sake of being a fan. Eurgh, help me!

Quote of the Moment - "..." - Me on running out of quotes...