Cita APA

Kjeldgaard, R. H., & Marsh, D. R. (1994). Intellectual Property Rights for Plants.

Chicago Style Citation

Kjeldgaard, R. H., i D. R. Marsh. Intellectual Property Rights for Plants. 1994.

Cita MLA

Kjeldgaard, R. H., i D. R. Marsh. Intellectual Property Rights for Plants. 1994.

Atenció: Aquestes cites poden no estar 100% correctes.