@book{94238,
	author = {Cristobal, Amadeo Pangilinan Cristobal Jr.  and De La Cruz-Cristobal, Maura Consolacion},
	title = {Practical research 1 /},
	publisher = {C&E Publishing, },
	year = {c2022.},
	address = {Quezon City :},
	edition = {Revised ed. }
}