Below are SOME of my favorites - This isn't a definitive list; just 'favorites' that I've used over and over.
The Emotion Thesaurus - by Becca Puglisi
Self Editing for Fiction Writers - by Renni Browne
GMC - Goal, Motivation and Conflict - by Debra Dixon
Eats, Shoots and Leaves - by Lynne Truss
The 12 Fatal Flaws of Fiction Writing - by a variety of authors
The Word Loss Diet - by Rayne Hall
The Writer's Guide to Character Emotion - S.A. Soule