Defisiensi vitamin A pada itik (studi kasus) text 1987 Penyakit Hewan. V .19(34) p.52-53. (1987). Istiana; Poernomo, Sri (Balai Penelitian Veteriner, Bogor (Indonesia)). ARTVET0161 ARTVET0161 250107 20250107022558 INLIS000000000015631 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)