Elford, Homer J. R. A guide to church ushering / Homer J.R. Elford. - Rev. ed. - Nashville : Abingdon Press, c1983. - 63 p. ; 18 cm. ISBN: 0687162432 (pbk.) LCCN: 82024312 Subjects--Topical Terms: Church ushers. LC Class. No.: BV 705 / .E4 1983