Start with high-confidence model building books, then narrow by subgenre or adjacent topics.
3d CAD With Autodesk 123d
Jesse Au, Emily Gertz
LEGO® Botanicals: Tiny Wildflower Bouquet
AMEET Sp. z o.o.
The LEGO Power Functions Idea Book, Volume 1
Yoshihito Isogawa
The LEGO Trains Book
Holger Matthes
LEGO Train Projects
Charles Pritchett
The LEGO® Engineer
Jeff Friesen