The impact of OSHA :
a study of the effects of the Occupational safety and health act on three key industries, aerospace, chemicals, and textiles /
by Herbert R. Northrup, Richard L. Rowan, Charles R. Perry, and [with the assistance of] Donald G. Cassidy, Judson P. Saviskas, Randall C. Outlaw.

APA Citation

Northrup, H. R. (Herbert Roof)., Perry, C. R., Rowan, R. L.. (1978). The impact of OSHA: a study of the effects of the Occupational safety and health act on three key industries, aerospace, chemicals, and textiles. Philadelphia: Industrial Research Unit, Wharton School, University of Pennsylvania.

MLA Citation

Northrup, Herbert R. (Herbert Roof), 1918-2007, Charles R Perry, and Richard L. Rowan. The Impact of OSHA: a Study of the Effects of the Occupational Safety And Health Act On Three Key Industries, Aerospace, Chemicals, And Textiles. Philadelphia: Industrial Research Unit, Wharton School, University of Pennsylvania, 1978.