APA (7e ed.) Bronvermelding

ebrary, Inc, & Horton, B. M. (2010). The role of taxes in energy production and conservation. Nova Science Publishers.

Chicago (17e ed.) Bronvermelding

ebrary, Inc, en Bernadette M. Horton. The Role of Taxes in Energy Production and Conservation. New York: Nova Science Publishers, 2010.

MLA (9e ed.) Bronvermelding

ebrary, Inc, en Bernadette M. Horton. The Role of Taxes in Energy Production and Conservation. Nova Science Publishers, 2010.