Study on farmer's cattleraising in boset district, kompong speu province (ការសិក្សាលើការចិញ្ចឺមគោរបស់កសិករនៅស្រុកបសេដ្ធខេត្តកំពង់ស្ពឹ) NHEB, SOKHEANG. AVM NHE 2009 B089 Or.1 Phnom Penh RUA 2009 2009 Text ix, 42p. https://drive.google.com/file/d/1wgyIUVn1l7KlD0V68vQ2LgdwDAikhozs/view?usp=sharing