Dyfyniad APA

2012 IX International Livestock Environment Symposium (ILES IX) Conference proceedings, 8-12 July 2012 Valencia Spain (121 papers). ASABE.

Dyfyniad Arddull Chicago

2012 IX International Livestock Environment Symposium (ILES IX) Conference Proceedings, 8-12 July 2012 Valencia Spain (121 Papers). ASABE.

Dyfyniad MLA

2012 IX International Livestock Environment Symposium (ILES IX) Conference Proceedings, 8-12 July 2012 Valencia Spain (121 Papers). ASABE.

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