APA aipamena

Harf, J. E., & Lombardi, M. O. (2013). Taking sides: Clashing view in global issues. Guilford: McGraw-Hill.

Chicago Style aipamena

Harf, James E., và Mark Owen Lombardi. Taking Sides: Clashing View in Global Issues. Guilford: McGraw-Hill, 2013.

MLA aipamena

Harf, James E., và Mark Owen Lombardi. Taking Sides: Clashing View in Global Issues. Guilford: McGraw-Hill, 2013.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.