Cita APA

Fenwick Kelly, A., & George, R. (1998). Encyclopaedia of seed production of world crops. Chinchester (England): John Wiley Sons.

Citación estilo Chicago

Fenwick Kelly, A., y R.A.T George. Encyclopaedia of Seed Production of World Crops. Chinchester (England): John Wiley Sons, 1998.

Cita MLA

Fenwick Kelly, A., y R.A.T George. Encyclopaedia of Seed Production of World Crops. Chinchester (England): John Wiley Sons, 1998.