Dyfyniad APA
Vaughan, J. G., Nicholson, B., Dowle, E., Rice, E., & Geissler, C. (2009). The new Oxford book of food plants ([2nd ed.].). Oxford University Press.
Dyfyniad Arddull Chicago
Vaughan, J. G., Barbara Nicholson, Elisabeth Dowle, Elizabeth Rice, and Catherine Geissler. The New Oxford Book of Food Plants. [2nd ed.]. Oxford ; New York: Oxford University Press, 2009.
Dyfyniad MLA
Vaughan, J. G., et al. The New Oxford Book of Food Plants. [2nd ed.]. Oxford University Press, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.