@book{20966,
	author = {Laud, Shawn Raven A.},
	title = {Problems in writing business letters: basis in developing a training proposal in business writing /},
	publisher = {MMSU,},
	year = {2023.},
	address = {City of Batac :},
	note = {Thesis (BA in English Language) -- Mariano Marcos State University - College of Arts & Sciences, City of Batac, 2023.}
}