APA aipamena

Bös, D. (1989). Public Enterprise Economics (Second Edition). ELSEVIER.

Chicago Style aipamena

Bös, Dieter. Public Enterprise Economics (Second Edition). ELSEVIER, 1989.

MLA aipamena

Bös, Dieter. Public Enterprise Economics (Second Edition). ELSEVIER, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.