DISEASE CHARACTERISTICS: Histologically confirmed recurrent B cell malignancy that is positive for CD19 and/or CD20 antigens Demonstrated or probable tumor cell contamination of peripheral blood stem cell components No CNS metastases High risk B cell malignancy indicative of autologous hematopoietic stem cell transplantation No HLA matched donors Eligible for mobilization of blood stem cells using chemotherapy and G-CSF Eligible for transplantation on a protocol covering classification and stage of malignancy Intention to proceed to transplantation within 60 days of peripheral blood stem cell collection