Παραπομπή σε μορφή APA (7η εκδ.)

Nelson, G. E. (2001). Genetically modified organisms in agriculture: Economics and politics. Academic Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Nelson, Gerald E. Genetically Modified Organisms in Agriculture: Economics and Politics. San Diego, Calif.: Academic Press, 2001.

Παραπομπή σε μορφή MLA (8th εκδ.)

Nelson, Gerald E. Genetically Modified Organisms in Agriculture: Economics and Politics. Academic Press, 2001.