Gaya APA
Lambert, D, M., Sharma, A. (1990).
Segmentation of markets based on customer service (Vol. 20 Issue: 7, pp.19-27).
United Kingdom:
Emerald Insight.
Gaya MLA
Lambert, Douglas, M.., Sharma, Arun.
"Segmentation of markets based on customer service".
Vol. 20 Issue: 7, pp.19-27
United Kingdom:
Emerald Insight,
1990.
Article.