Παραπομπή σε μορφή APA (7η εκδ.)

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

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (9th εκδ.)

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