APA aipamena

Rugg, D. S. (1985). Eastern Europe. Longman.

Chicago Style aipamena

Rugg, Dean S. Eastern Europe. London: Longman, 1985.

MLA aipamena

Rugg, Dean S. Eastern Europe. Longman, 1985.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.