4 ms·
Measuring the effects of marketing started a bit earlier than Google: https://en.m.wikipedia.org/wiki/Scientific_Advertising https://en.m.wikipedia.org/wiki/Sci
by mrmrcoleman 7y ago
Measuring the effects of marketing started a bit earlier than Google: https://en.m.wikipedia.org/wiki/Scientific_Advertising https://en.m.wikipedia.org/wiki/Scientific_Advertising