Rath, Ralph, God is at work in you : a practical guide to growth in the Spirit / Ralph Rath. - South Bend, Indiana : Greenlawn Press, (c)1989. - vi, 89 pages ; 22 cm. LCCN: 89083731 Subjects--Topical Terms: Christian life.Spiritual formation. LC Class. No.: BT1031 / .I838 1989 BT1031