TY - BOOK ID - 127001021 TI - A management guide to PERT/CPM AU - Wiest, Jérôme D. AU - Levy, Ferdinand K. PY - 1969 PB - Englewood Cliffs (N.J.): Prentice Hall, DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:127001021 AB - ER -