Cita APA

Curtis, T., & Thompson, R. (2009). The orchids of Ireland. Northern Ireland: National Museums Northern Ireland.

Citación estilo Chicago

Curtis, Tom, y Robert Thompson. The Orchids of Ireland. Northern Ireland: National Museums Northern Ireland, 2009.

Cita MLA

Curtis, Tom, y Robert Thompson. The Orchids of Ireland. Northern Ireland: National Museums Northern Ireland, 2009.