APA (7 वां संस्करण) प्रशस्ति पत्र

Osiolo, H. (2009). Enhancing household fuel choice and substitution in Kenya. Kenya Institute for Public Policy Research and Analysis.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Osiolo, Hellen. Enhancing Household Fuel Choice and Substitution in Kenya. Nairobi, Kenya: Kenya Institute for Public Policy Research and Analysis, 2009.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Osiolo, Hellen. Enhancing Household Fuel Choice and Substitution in Kenya. Kenya Institute for Public Policy Research and Analysis, 2009.

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