Παραπομπή σε μορφή APA (7η εκδ.)

Benstead, P. (1997). The wet grassland guide: Managing floodplain and coastal wet grasslands for wildlife. RSPB (The Royal Society for the Protection of Birds) : Institute of Terrestrial Ecology.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Benstead, Phil. The Wet Grassland Guide: Managing Floodplain and Coastal Wet Grasslands for Wildlife. The Lodge, Sandy: RSPB (The Royal Society for the Protection of Birds) : Institute of Terrestrial Ecology, 1997.

Παραπομπή σε μορφή MLA (8th εκδ.)

Benstead, Phil. The Wet Grassland Guide: Managing Floodplain and Coastal Wet Grasslands for Wildlife. RSPB (The Royal Society for the Protection of Birds) : Institute of Terrestrial Ecology, 1997.