J.J. Pindborg, P.A. Reichart, C.J. Smith, I. van der Waal,Editors, ,Histological Typing of Cancer and Precancer of the Oral Mucosa 2. edition (1997) Springer Verlag,Berlin - Heidelberg - New York 3-540-61848-1 World Health Organization International Histological Classification of tumours In Collaboration with L. H. Sobin and Pathologists in 9 Countries. 87 pages with 80 colour figures and 13 drawings. Softcover DM 98.00; öS 715.40; sFr 86.50; GBP 40.50; US$ 65.00.