DWIJAYANTI, ASRI RIANA (2005) Pengaruh Berbagai Tingkat Protein Ransum terhadap Persentase Karkas dan Potongan Komersial Karkas "Tiktok". (The Effect of Protein Diet Levels on Carcass and Comercial Cut Percentage of "Mule Duck"). Undergraduate thesis, Fakultas Peternakan UNDIP Semarang.