@book{1709,
	author = {Vanthary, Oum and Sodany, Ouch },
	title = {ខ្ញុំរៀនបុរេគណិត / },
	publisher = {Sipar, },
	year = {2021.},
	series = {ម៉ុនតេសូរី},
	address = {Phnom Penh : }
}