A Cross Sectional Comparison and Analysis of Productivity for 21 National Postal Administrations [chapter]

Robert H. Cohen, Edward H. Chu, William W. Ferguson, Spyros S. Xenakis
1997 Managing Change in the Postal and Delivery Industries  
doi:10.1007/978-1-4615-6321-1_5 fatcat:lvey3bw6gndoxm7sg6hscbjsgq