APA aipamena

431131 Muller-Kraenner, S. (2008). Energy security. London : Earthscan Publications Ltd..

Chicago Style aipamena

431131 Muller-Kraenner, Sascha. Energy Security. London : Earthscan Publications Ltd., 2008.

MLA aipamena

431131 Muller-Kraenner, Sascha. Energy Security. London : Earthscan Publications Ltd., 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.