Wanjala, A. N. (2006). The effect of counterfeit products on company sales/ revenue of permit holder manufacturing firms in Nairobi (Kenya). Daystar.
Lua i Stíl Chicago (17ú heag.)Wanjala, Anne Nelima. The Effect of Counterfeit Products on Company Sales/ Revenue of Permit Holder Manufacturing Firms in Nairobi (Kenya). Nairobi: Daystar, 2006.
Lua MLA (9ú heag.)Wanjala, Anne Nelima. The Effect of Counterfeit Products on Company Sales/ Revenue of Permit Holder Manufacturing Firms in Nairobi (Kenya). Daystar, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.