Cravens W. David, Piercy F. Nigel, . (2013). Strategic Marketing. Singapore: McGraw-Hill Company.
Cravens W. David, Piercy F. Nigel, . 2013. Strategic Marketing. Singapore: McGraw-Hill Company.
Cravens W. David, Piercy F. Nigel, . Strategic Marketing. Singapore: McGraw-Hill Company. 2013.