Alli, Benjamin O. Fundamental principles of occupational health and safety / Benjamin O. Alli - Geneva : International Labour Office, c2001. - ix, 154 p. ; 24 cm. ISBN: 9221108694 LCCN: Subjects--Topical Terms: Occupational health services LC Class. No.: RC969 / .H43A455 2001 Dewey Class. No.: 363.11 / A436f