TY - GEN AU - Greenberg, Eric AU - Kates, Alexander TI - Strategic digital marketing : top digital experts share the formula for tangible returns on your marketing investment SN - 9780071819503 AV - HF 5415.1265 PY - 2014/// PB - McGraw-Hill Education KW - Internet marketing KW - Marketing - Management N1 - 25101 ER -