Philip Neff, Lisette Carol Baum & Grace Elizabeth Heilman.
Production cost trends in selected industrial areas.
R625870. Production cost trends in selected industrial areas. By Philip Neff, Lisette Carol Baum & Grace Elizabeth Heilman. © 20Feb48; A22673. Philip Neff, Lisette Carol Baum & Grace Elizabeth Heilman (A); 26Jan76; R625870.
Philip Neff, Lisette Carol Baum & Grace Elizabeth Heilman|A