803,093 ENCYCLOPAEDIA Encyclopaedia of occupational Health and safety / technical ed. Luigi Parmeggiani. - 3 rev. ed. - Geneva : International Labour Office, 1991. - 2 vol. ; 31 cm Vol. 1 I A-K. - XXIV, 1176 s., [4] s. tabl. : il., wykr. Vol. 2 . L-Z. - XVIII, 1177-2538 s., [24] s. tabl. : il., wykr.