Martin, Ralph P. Worship in the Early Church. - Grand Rapids, Michigan: W. B. Eerdmans Publishing Co., 1974. - 144p. 22 cm. ISBN: 0802816134 Subjects--Topical Terms: Gereja Mula--mula--IbadahIbadah Gereja Mula--mula LC Class. No.: BV6 / .M37 1974 Dewey Class. No.: 264.01