2017 Valuation HandbookRoger J. Grabowski, Duff and Phelps Staff, James P. Harrington, Carla Nunes · First published 2017Open the Tome
Valuation HandbookRoger J. Grabowski, James P. Harrington, Carla Nunes · First published 2015 · Latest edition 2017Open the Tome
High performance benchmarkingH. J. Harrington, H. James Harrington, James S. Harrington · First published 1995Open the Tome
Total improvement managementH. J. Harrington, H. James Harrington, James S. Harrington · First published 1994Open the Tome