Heicher, M. K. W. 1882-, Minister's simplified filing system /M. K. W. Heicher. - Grand Rapids, Michigan : Baker Book House, (c)1976. - 86 pages ; 22 cm. LCCN: Subjects--Topical Terms: Filing systems.Pastoral theology. LC Class. No.: BV4379 / .M565 1976 BV4379