These books have helped me over the years, I hope they help you as well!
Creating a Life Worth Living – Practical advice, to be applied daily and throughout the year
The Creative Habit – Developing artistic discipline and follow-through
The Renaissance Soul – Working across multiple disciplines
Writing Down The Bones – Writing as process/spiritual practice; good for getting past being stuck
The Right to Write – Writing process, juggling having a writing practice with a busy life outside of writing