@book{2420,
	author = {allen,w.stannard},
	title = {Living english structure},
	publisher = {Longman Scientific & Technical},
	year = {1947},
	address = {singapore},
	url = {https://libgen.is/book/index.php?md5=CD7355FFADF730913CDA7F3B185B0D09}
}