APA (7th ed.) Citation

Helfer, L. R. (2004). Intellectual property rights in plant varieties: International legal regimes and policy options for national governments. FAO of the United Nations.

Chicago Style (17th ed.) Citation

Helfer, Laurence R. Intellectual Property Rights in Plant Varieties: International Legal Regimes and Policy Options for National Governments. Rome: FAO of the United Nations, 2004.

MLA (9th ed.) Citation

Helfer, Laurence R. Intellectual Property Rights in Plant Varieties: International Legal Regimes and Policy Options for National Governments. FAO of the United Nations, 2004.