Shaffer,L.R.
Critical Path Method / edited by L.R. Shaffer - NY: McGraw-Hill Inc.; 1965. - XI,216 [hb]
070563713
690 / SHA-C
Critical Path Method / edited by L.R. Shaffer - NY: McGraw-Hill Inc.; 1965. - XI,216 [hb]
070563713
690 / SHA-C