APA (7th ed.) Zitazioa
O'Brien, M. J., & Lewarch, D. E. (1981). Plowzone archeology: Contributions to theory and technique. Vanderbilt University.
Chicago Style (17th ed.) Zitazioa
O'Brien, Michael J., eta Dennis E. Lewarch. Plowzone Archeology: Contributions to Theory and Technique. Nashville, Tennessee: Vanderbilt University, 1981.
MLA (9th ed.) Zitazioa
O'Brien, Michael J., eta Dennis E. Lewarch. Plowzone Archeology: Contributions to Theory and Technique. Vanderbilt University, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.