Trích dẫn APA

Dutfield, G. (2000). Intellectual property rights, trade and biodiversity: Seeds and plant varieties. Earthscan publications.

Trích dẫn kiểu Chicago

Dutfield, Graham. Intellectual Property Rights, Trade and Biodiversity: Seeds and Plant Varieties. London: Earthscan publications, 2000.

Trích dẫn MLA

Dutfield, Graham. Intellectual Property Rights, Trade and Biodiversity: Seeds and Plant Varieties. Earthscan publications, 2000.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.