Frodeman, R. (2020). Sustainable Knowledge. Palgrave Macmillan UK.
Chicago Style aipamenaFrodeman, R. Sustainable Knowledge. Palgrave Macmillan UK, 2020.
MLA aipamenaFrodeman, R. Sustainable Knowledge. Palgrave Macmillan UK, 2020.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.