Book reviewRecent Results in Cancer Research. Lymphoid Neoplasias. (Ed. MatheG., SeligmannM. and TubianaM.). Springer-Verlag, Berlin)I. Classification, Categorization and Natural History, pp. xiii + 336, 1978. DM.88./$48.40. II. Clinical and Therapeutic Aspects, pp. xiv + 217, 1978. DM.60/$33.00. ISBN 3–540–08830–X ISBN 3–540–08831–8