APA aipamena

(1959). The story of chemical industry in basle. Urs Graf.

Chicago Style aipamena

The Story of Chemical Industry in Basle. Urs Graf, 1959.

MLA aipamena

The Story of Chemical Industry in Basle. Urs Graf, 1959.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.