Survey on the prevalence of newcastle and fowl pox disease of local chickemn at bosedth district, kampong speu province , អង្កេតអំពីជំងឺញ៉ូវកាស ​និងជំងឺអុតមាន់ស្រុក នៅស្រុកបសេដ្ឋ ខេត្តកំពង់ស្ពឺ THONG THEA ; ថុង ធា VEM THO 2014 B441 Or.1 Phnom Penh RUA 2014 2014 Text xi ;48p. https://drive.google.com/file/d/1HInk012rv33PgXXp4yKclcRbZRzR6hVc/view?usp=sharing