SMALLWOOD C. 553,289 BORON Boron / first draft prep, by C. Smallwood ; [IPCS International Programme on Chemical Safety]. - Geneva : World Health Organization, 1998. - XVIII, 201 s. : wykr. ) 21 cm. - (Environmental Health Criteria / WHO, ISSN 0250-863X ; 204) ISBN 92-4-157204-3