APA aipamena

Ledermann, W. (1987). Introduction to group characters (23.).

Chicago Style aipamena

Ledermann, Walter. Introduction to Group Characters. 23. Cambridge University Press, Cambridge, 1987.

MLA aipamena

Ledermann, Walter. Introduction to Group Characters. 23. 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.