59. Investigation into the Nature and Extent of Microbial Contamination Present in a Commercial Metalworking Fluid / K. M. Rinkus, W. Lin and A. Jha [et al.] -- 60. Pollution Prevention and Waste Minimization: Dana's Way / J. Clark
Notes
"Under the direction of the School of Civil Engineering, Continuing Education, Purdue University in cooperation with the Indiana Department of Environmental Management ... [et al.]