TY - BOOK AU - Allen,Robert W. AU - Ells,Michael D. AU - Hart,Andrew W. TI - Industrial hygiene SN - 0134612027 : U1 - 331.82 PY - 1976/// CY - New Jersey PB - Prentice-Hall KW - Industrial hygiene KW - Industrial safety KW - Industrial management N1 - Includes index ER -