Mitchell, Ewan. The employer's guide to the law on health, safety, and welfare at work / Ewan Mitchell ; ill. by Tobi. - London : Business Books, 1975. - xvii, 394 p. : ill. ; 22 cm. ISBN: 0220662770 : TZS 19,745.95 Subjects--Topical Terms: Industrial safety--Great Britain.Industrial hygiene--Great Britain. Dewey Class. No.: 344.410465 MIT