1. Satisfy Your Soul by Bruce Demarest
2. The Spirit of the Disciplines by Dallas Willard
3. Can You Hear Me by Brad Jersak
4. Living by the Book by Howard Hendricks

my spiritual formation list at amazon.com

“But when He, the Spirit of truth, comes, He will guide you into all truth. He will not speak on His own; He will speak only what He hears… He will bring glory to Me by taking what is Mine, and making it known to you.” - John 16:13-14