00356pam a2200157a 44500 230515b1984 xxu||||| |||| 00| 0 eng d NULL ENGL 621/PAR PARKERT SMITH P. PROBLEMS IN ELECTRICAL ENGINEERING 9 NULL C.B.S 1984 398 PB NULL 615997 615997 0 0 0 0 ECP ECP ELECT 1986-01-09 NULL 40.00 0 621/PAR ECP-G-2173 2023-06-28 00:00:00 2023-06-28 BK