Dyfyniad APA
Blair, R. (2012). Organic production and food quality: A down to earth analysis. Wiley-Blackwell.
Dyfyniad Arddull Chicago
Blair, Robert. Organic Production and Food Quality: A Down to Earth Analysis. Ames, Iowa: Wiley-Blackwell, 2012.
Dyfyniad MLA
Blair, Robert. Organic Production and Food Quality: A Down to Earth Analysis. Wiley-Blackwell, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.