Cita APA (7a ed.)
Halford, N. G. (2012). Genetically modified crops (2nd ed.). Imperial College Press.
Cita Chicago Style (17a ed.)
Halford, N. G. Genetically Modified Crops. 2nd ed. London: Imperial College Press, 2012.
Cita MLA (9a ed.)
Halford, N. G. Genetically Modified Crops. 2nd ed. Imperial College Press, 2012.
Precaución: Estas citas no son 100% exactas.