O'Brien, James J.
CPM in construction management - 3rd ed. - New York McGraw Hill 1984 - xiv, 399p.
0070476632
65.012.144:69 / O2
CPM in construction management - 3rd ed. - New York McGraw Hill 1984 - xiv, 399p.
0070476632
65.012.144:69 / O2