Avanzini, John F. The wealth of the world : the proven wealth transfer system / by John Avanzini. - Tulsa, Okla. : Harrison House, c1989. - 162 p. ; 21 cm. ISBN: 0892745800 LCCN: 93212373 Subjects--Topical Terms: Finance--Christian.Christian giving. LC Class. No.: BR 115 .W4 / A84 1989