804,896 MORGAN W. KEITH C. , SEATON ANTHONY Occupational lung diseases / W. Keith C. Morgan, Anthony Seaton. - 3 ed. - Philadelphia [etc.] : W.B. Saunders Co. , A Division of Harcourt Brace and Co. , [1995]. - XIX, 657 s. : il., wykr. ; 27 cm ISBN 0-7216-4671-9