Chapters by Dr. Wilfred Isioma Ukpere

• Book Chapter HIV/AIDS and the Productivity of Selected Sub-Saharan African Regions
  by Wilfred I. Ukpere and Lazarus I. Okoroji in the book "Social and Psychological Aspects of HIV/AIDS and their Ramifications" edited by Gobopamang Letamo, ISBN 978-953-307-640-9, InTech, October 10, 2011