OUTLINE: Patients receive a brief 2-3 cycles of intensive chemotherapy to achieve minimum disease state. Etoposide is administered intravenously on day -8. Cyclophosphamide is infused intravenously over 2 hours daily on day -7 and -6. Patients receive mesna beginning 1 hour after initiation of the cyclophosphamide treatment. Total body irradiation is received on days -4, -3, -2 , and -1. On day 0 allogeneic or autologous bone marrow is infused intravenously. Patients with residual or recurrent lymphoma receive interferon alpha daily.