@book{911,
	author = {CHHUON CHHAIYA},
	title = {effect of wehg fertilizer on lettuce at crop station of royal university  of agriculture(ឥទ្ធិពលនៃជីវែកលើដំណាំសាលាដ ក្នុងលក្ខខណ្ឌសាកលវិទ្យាល័យភូមិន្ទកសិកម្ម)},
	publisher = {RUA},
	year = {2009},
	address = {Phnom Penh},
	url = {https://drive.google.com/file/d/10kz_W3WWoDlDPd0ZWqyf7W_5PYH58RME/view?usp=sharing}
}