@book{1395,
	author = {Thomson, A. J. and Martinet, A. V.},
	title = {A practical English grammar },
	publisher = {Oxford University Press,},
	year = {1986.},
	address = {New York :},
	edition = {4th ed.},
	url = {https://www.amazon.co.uk/Practical-English-Grammar-Thomson-Martinet/dp/B01CVWBROW}
}