APA (7th ed.) Citation

Delaforce, J. (1990). The factory house at Oporto: [its historic role in the port wine trade] (3., rev. and expanded bicentenary ed.). Helm u.a.

Chicago Style (17th ed.) Citation

Delaforce, John. The Factory House at Oporto: [its Historic Role in the Port Wine Trade]. 3., rev. and expanded bicentenary ed. Bromley, Kent: Helm u.a, 1990.

MLA (9th ed.) Citation

Delaforce, John. The Factory House at Oporto: [its Historic Role in the Port Wine Trade]. 3., rev. and expanded bicentenary ed. Helm u.a, 1990.