Dyfyniad APA

Jack, L. (2009). Benchmarking in food and farming: Creating sustainable change. Gower.

Dyfyniad Arddull Chicago

Jack, Lisa. Benchmarking in Food and Farming: Creating Sustainable Change. Farnham, England: Gower, 2009.

Dyfyniad MLA

Jack, Lisa. Benchmarking in Food and Farming: Creating Sustainable Change. Gower, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.