@book{28001,
	author = {Mamuad, Joenel R.},
	title = {Design, fabrication and testing of a laboratory scale biodigester for biogas production /},
	publisher = {MMSU,},
	year = {2017.},
	address = {City of Batac :},
	note = {Thesis (BS in Chemical Engineering) -- Mariano Marcos State University -- College of Engineering, City of Batac, 2017.
}
}