01053nam a2200265 a 4500 vtls000070236 KUKTEM 20251125095455.0 130604t2013 nyua f 001 0 eng d 9780071780933 201311291535 Fida 201306041019 nadia UMP TD745 .S24 2013 Water Environment Federation. Safety, Health and Security in Wastewater Systems Task Force Safety, health, and security in wastewater systems / prepared by the Safety, Health, and Security in Wastewater Systems Task Force of the Water Environment Federation 6th ed. New York : McGraw-Hill, c2013 xxxiii, 437 p. : ill. ; 25 cm. WEF manual of practice ; no. 1 Sewage Purification Safety regulations Water Environment Federation WEF manual of practice ; no. 1 0 0 0 0 10000 10000 2019-09-04 306.85 2 1 TD745 .S24 2013 0000079179 2023-04-03 00:00:00 2023-03-20 1 306.85 2019-09-04 OPEN VIRTUA40 71692 71698 VTLSSORT0080*0200*0400*0900*1100*2450*2500*2600*3000*4900*6500*7100*8300*9992 2