Business research methods /
by Donald R. Cooper, Pamela S. Schindler.
- sixth edition.
- Boston, MA : Irwin/McGraw-Hill, 1998.
- xvi, 703 pages : illustrations, charts ; 24 cm.
- The Irwin/McGraw-Hill series., Operations and decision sciences. .
- The Irwin/McGraw-Hill series., Operations and decision sciences. .