Includes index

v. 49; pt. 1(81-208-0966-1) -(lxi,315p.) -v. 50; pt. 2 ( 81-208-1022-8) -(xiii, 597p.) - v. 51; pt. 3 (81-208-1073-2) -(xii, 196p.) - v. 52; pt. 4 (81-208-1082-1) -(xii,233p.) - v. 53; pt. 5 (81-208-1151-8) -(xi, 268p.) -v. 54; pt. 6 (81-208-1131-3) -(ix, 304p.) - v. 55; pt. 7 ( 81-2081203-4) -(ix, 365p.) - v. 56; pt. 8 ( 81-208-1232-8) -(xiv, 375p.) - v. 57; pt. 9 (81-208-1280-3) -(xi, 414p.) - v. 58; pt. 10 (81-208-1364-2)-(x, 544p.) - v. 59; pt. 11 (81-208-1365-0) -(x, 473p.) - v. 60; pt. 12 (81-208-1393-6) -( x, 305p.) - v. 61; pt. 13 (81-208-1399-5) -(ix, 329p.) - v. 62; pt. 14 (81-208-1698-6) -(xii, 331p.) - v. 63; pt. 15 (xii, 674p.) - v. 64; 16 (81-208-1841-5) -( ix, 412p.) - v. 65; pt. 17 (81-208-1872-5) -( xii, 781p.) - v. 66; pt. 18 (81-208-1873-3) -(xi, 1257p.) - v. 67; pt. 19 (81-208-1984-5) -(376p.) - v. 68; pt. 20 (81-208-1987-X) -(xvi, 776p.)