Kaul, S., Ali, F., Janakiram, S., & Wattenstrom, B. (2008). Business models for sustainable telecoms growth in developing economies. Wiley.
Lua i Stíl Chicago (17ú heag.)Kaul, Sanjay, Fuaad Ali, Subramaniam Janakiram, agus Bengt Wattenstrom. Business Models for Sustainable Telecoms Growth in Developing Economies. Hoboken, NJ: Wiley, 2008.
Lua MLA (9ú heag.)Kaul, Sanjay, et al. Business Models for Sustainable Telecoms Growth in Developing Economies. Wiley, 2008.
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