Nag, A. (2002). Marketing strategy: Business to business consumer goods services. Macmillan.
Dyfyniad Arddull ChicagoNag, A. Marketing Strategy: Business to Business Consumer Goods Services. Delhi: Macmillan, 2002.
Dyfyniad MLANag, A. Marketing Strategy: Business to Business Consumer Goods Services. Macmillan, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.