APA-referens (7:e uppl.)
Waweru, S. K. (2007). A study of the petroleum sub-sector in Kenya: An assessment of factors sffecting petroleum product prices in Kenya. Daystar University.
Chicago-referens (17:e uppl.)
Waweru, Samuel Kuria. A Study of the Petroleum Sub-sector in Kenya: An Assessment of Factors Sffecting Petroleum Product Prices in Kenya. Nairobi: Daystar University, 2007.
MLA-referens (9:e uppl.)
Waweru, Samuel Kuria. A Study of the Petroleum Sub-sector in Kenya: An Assessment of Factors Sffecting Petroleum Product Prices in Kenya. Daystar University, 2007.
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