APA (7 वां संस्करण) प्रशस्ति पत्र
Owalla, W. (2013). Resource mobilization and business sustainability: Improving resource mobilization for enhancing business sustainability of self-service stores in Kisumu Kenya. LAP LAMBERT Academic Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Owalla, Wilfred. Resource Mobilization and Business Sustainability: Improving Resource Mobilization for Enhancing Business Sustainability of Self-service Stores in Kisumu Kenya. Saarbrücken: LAP LAMBERT Academic Publishing, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Owalla, Wilfred. Resource Mobilization and Business Sustainability: Improving Resource Mobilization for Enhancing Business Sustainability of Self-service Stores in Kisumu Kenya. LAP LAMBERT Academic Publishing, 2013.
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