एपीए उद्धरण

Roberts, B., & Berg, N. (2012). Walmart: Key insights and practical lessons from the worlds largest retailer. Kogan page Limited.

शिकागो स्टाइल उद्धरण

Roberts, Bryan, और Natalie Berg. Walmart: Key Insights and Practical Lessons from the Worlds Largest Retailer. New Delhi: Kogan page Limited, 2012.

एमएलए उद्धरण

Roberts, Bryan, और Natalie Berg. Walmart: Key Insights and Practical Lessons from the Worlds Largest Retailer. Kogan page Limited, 2012.