Leng, R. A. (1991). Improving ruminant production and reducing methane emissions from ruminants by strategic supplementation. [New York].
Trích dẫn kiểu ChicagoLeng, R. A. Improving Ruminant Production and Reducing Methane Emissions From Ruminants By Strategic Supplementation. [New York], 1991.
Deismireacht MLALeng, R. A. Improving Ruminant Production and Reducing Methane Emissions From Ruminants By Strategic Supplementation. [New York], 1991.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.