Παραπομπή σε μορφή APA (7η εκδ.)

Brockman, J. (2014). What Should We Be Worried About?: Real Scenarios that Keep Scientists up at Night (1st.). Harper.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Brockman, John. What Should We Be Worried About?: Real Scenarios That Keep Scientists Up at Night. 1st. London: Harper, 2014.

Παραπομπή σε μορφή MLA (9th εκδ.)

Brockman, John. What Should We Be Worried About?: Real Scenarios That Keep Scientists Up at Night. 1st. Harper, 2014.