Gaya APA
Bougie, R., Sekaran, U. (2020).
Research methods for business :a skill-building approach (8th ed.).
Chichester:
Wiley,.
Gaya MLA
Bougie, Roger.., Sekaran, Uma.
"Research methods for business :a skill-building approach".
8th ed.
Chichester:
Wiley,,
2020.
Text.