APA aipamena

Gabler, R. E. Blue skies: College edition. Victoria, Australia: Brooks/Cole.

Chicago Style aipamena

Gabler, Robert E. Blue Skies: College Edition. Victoria, Australia: Brooks/Cole.

MLA aipamena

Gabler, Robert E. Blue Skies: College Edition. Victoria, Australia: Brooks/Cole.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.