1
by Noumba Um, Paul
Published 2004
PPIAF
Subjects: ...Telecommunication / Africa, Sub-Saharan / Costs / Mathematical models...

2
by Gasmi, Farid
Published 2002
MIT Press
Subjects: ...Telecommunication / United States / Costs / Econometric models...

3
by DiMarsico, Brian.
Published 2003
Auerbach Publications
Subjects: ...Telecommunication / Cost control...

4
by Glazer, Hillel
Published 2012
FT Press
Subjects: ...Cost / fast...