APA aipamena

Beer, D. (2020). Metric Power. 1st ed. 2016. Palgrave Macmillan UK.

Chicago Style aipamena

Beer, David. Metric Power. 1st Ed. 2016. Palgrave Macmillan UK, 2020.

MLA aipamena

Beer, David. Metric Power. 1st Ed. 2016. Palgrave Macmillan UK, 2020.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.