Jackson, Harry R. The warrior's heart : rules of engagement for the spiritual war zone / Harry R. Jackson, Jr. - Grand Rapids, Mich. : Chosen Books, c2004. - 222 p. ; 22 cm. Includes bibliographical references and index. ISBN: 0800793633 (pbk.) LCCN: 2003018204 Subjects--Topical Terms: Spiritual warfare. LC Class. No.: BV4509.5 / .J333 2004 Dewey Class. No.: 235.4 / J12W