Adimorah ENO (1993). Information Needs of Scientists & Technologists in Nigeria. Leading Libr. Inform. Centres. 1(2):19-26.

Case DO, Johnson DJ, Andrews JE, Allard SL, Kelly KM (2004). From two-step flow ton internet: the changing array of sources for genetics information-seeking. J. Am. Soc. Inform. Sci. Technol. 55(8):660-669.
Crossref

Cleveland DB, Cleveland AD (1990). Introduction to Indexing and Abstracting. Englewood, Colorado : Libraries, Unlimited, Accessed from: http://library.mysticseaport.org/msitia/facets.html

Ekoja II (2010). Information needs and behaviours of populations in less developed regions. In: Bates, M.J & Maack, M. N. (Eds.) Encyclopedia of Library and Information Sciences, 3rd edition. Vol. IV. New York. CRC Press – Taylor & Francis Group. pp. 2467-2474

Feder G, Savastano S (2006). Diffusing new knowledge among farmers: The role of opinion leaders. World Bank Digest 1(2):4.

Naumer CM, Fisher KE (2010). Information needs. In Bates MJ, Maack MN (Eds.), Encyclopedia of library and information sciences (pp. 2452 -2458). 3rd. ed. London: Taylor & Francis.

Reitz JM (2004). Dictionary for Library and Information Science. Westport. Libraries Unlimited. p.357

Sonnenwald DH, Iivonen M (1999). An integrated human information research framework for information studies. Libr. Inform. Sci. Res. 21(4):429-453.
Crossref

Wikipedia (2007). Developing countries. Available at: http:en.wikipedia.org/wiki/developing countries. Accessed 8/9/2009.

Wilson TD (2000). Human information behaviour. Inform. Sci. 3(2):49-55

World Bank (2009). External Data Statistics. Available at: View. Accessed 5/01/2010

Yanru L (2006). Marketing reference service of public libraries in developing regions. In World Library and Information Congress, Proceedings of 72nd IFLA General Conference and Council; Seoul, Korea, Aug.20-24, 2006.