00434nam a22001577a 4500 20260413104152.0 260413b |||||||| |||| 00| 0 eng d 000 eng 339 BUR/T Burns, Arthur F. The Business Cycle in a Changing World / by Arthur F. Burns New York: National Bureau of Economy Research, 1969. xiv, 352p.; BK 45554 45554 0 0 0 0 NFIC PBBCL PBBCL REF 2026-04-13 0 339 BUR/T 14050 2026-04-13 2026-04-13 BK