APA način citiranja (7. izdanje)

Merino Garcia, P. (2005). OPEC in the 21st century. What has changed and what have we learned? Oxford Institute for Energy Studies.

Čikaški stil citiranja (17. izdanje)

Merino Garcia, P. OPEC in the 21st Century. What Has Changed and What Have We Learned? Oxford Institute for Energy Studies, 2005.

MLA način citiranja (9. izdanje)

Merino Garcia, P. OPEC in the 21st Century. What Has Changed and What Have We Learned? Oxford Institute for Energy Studies, 2005.