Παραπομπή σε μορφή APA (7η εκδ.)

Zepeda Mart�inez, R., & Rosen, J. D. (2015). Cooperation and drug policies in the Americas: Trends in the twenty-first centuries. Lexington Books.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Zepeda Mart�inez, Roberto, και Jonathan D. Rosen. Cooperation and Drug Policies in the Americas: Trends in the Twenty-first Centuries. Lanham, Maryland: Lexington Books, 2015.

Παραπομπή σε μορφή MLA (9th εκδ.)

Zepeda Mart�inez, Roberto, και Jonathan D. Rosen. Cooperation and Drug Policies in the Americas: Trends in the Twenty-first Centuries. Lexington Books, 2015.