Barna, George The habits of highly effective churches: being strategic in your God-given ministry / George Barna - Ventura, Calif. : Regal Books, 1999 - 1994 p. ; 22 cm. ISBN: 0830718605 9780830718603 Subjects--Topical Terms: Christian leadership. LC Class. No.: BV652.1 / .B362 1999