02 Information and supporting systems
03 Research Suppliers
04 Secondary Data Inter
05 Primary Data and Data Collecting Techniques
06 Measurement and Scaling
07 Questionnaire
09 Business information
10 Qualitative Research I
11 Qualitative Research II
12 Smpling
13 Sources of Secondary Data
13.01
13.02
13.03
13.04
13.05
13.06
13.07
13.08