Over the four marketing eras, how d

Over the four marketing eras, how did the emphasis on the four Ps change?
List the four eras and describe which of the four Ps were emphasized during each era.

ผลลัพธ์ (อังกฤษ) 2:

Marketing over the Four Eras, How did the emphasis on the Four Ps Change?
List and describe the Four Eras which were emphasized during each of the Four Ps Era.