Okwdishu, C. H (2005). Awareness and use of information and communication technology (ICT) among village secondary school teachers in Aniocha south local government area. (Unpublished B. Sc. Project). University Abraka Delta State.
Leder, G & Forgasz, H. J. (2006). Affect and mathematics education. In: Gutiérrez A, Boero P (eds.), Handbook of research on the psychology of mathematics education: Past, present and future. Rotterdam, The Netherlands: Sense, pp. 403-427.
Richards, J. C. (2008). Teaching listening and speaking: From theory to practice. New York, USA: Cambridge University Press.
Richards, H.V., Brown, A., & Forde, T.B. (2006). Addressing diversity in schools: culturally responsive pedagogy. Buffalo State College/NCCREST.
Curtis, D., & McKenzie, P. (2001). Employability skills for Australian industry: Literature review and framework development. Melbourne: Australian Council for Educational Research.
J. Vigué and J. Chavarria, “A cerâmica – a técnica e a arte da cerâmicaexplicadas de modomais simples e atraente”, Colecçãoartes e ofícios, Editorial Estampa, 1997.
P. Kostal, A. Mudrikova and D. Caganova, “The virtual laboratory of program control”, ESDA 2010 – ASME 2010 10th Biennial Conference on Engineering Systems Design and Analysis, session on Science, Engineering and Education, Istanbul, Turkey, July 1214, 2010.