@book{860,
	author = {CHHORN, ENGKEA.},
	title = {Effect of organic and chemical fertilizer on celery cabbage at crop station of royal university of agriculture ឥទ្ធិពលជីសរីរាង្គ និងជីគីមីលើដំណាំស្ពៃចង្កឹះនៅស្ថានីយ៍ពិសោធន៍នៃសាកលវិទ្យាល័យភូមិន្ទកសិកម្ម},
	publisher = {RUA},
	year = {2008},
	address = {Phnom Penh}
}