Polakov, Walter N. (Walter Nicholas) 18 books & textbook
The Gantt Chart
Clark, Wallace. Trabold, Frank W. Polakov, Walter N. (Walter Nicholas) 18
Wentworth Press /2016-08-26 Paperback / 180 Pages
isbn-10: 136221650X / isbn-13: 9781362216506
Mastering Power Production ; the Industrial, Economic and Social Problems Involved and Their Solution
Polakov, Walter N. (Walter Nicholas) 18
Wentworth Press /2016-08-28 Paperback / 552 Pages
isbn-10: 1372589481 / isbn-13: 9781372589485
