Sekaran, Uma.
Research methods for business : a skill-building approach / Uma Sekaran. - 4th ed. - J. Wiley 2003.
11246
Industrial management - Research.
HD30.4 / Sek.
Research methods for business : a skill-building approach / Uma Sekaran. - 4th ed. - J. Wiley 2003.
11246
Industrial management - Research.
HD30.4 / Sek.