The map of marketing domain proposed by Daniels et al (2001) is a very useful map and seems to cover all the areas of marketing. It is a good basis for the map of IS applications in marketing (as seen below).
Elizabeth Daniel, Hugh Wilson, Malcolm McDonald, (2003) "Towards a map of marketing information systems: an inductive study", European Journal of Marketing, Vol. 37 Iss: 5/6, pp.821 - 847
Available on Emerald here