@book{3260,
	author = {World Health Organization},
	title = {Guide to hygiene and sanitation in aviation},
	publisher = {WHO,},
	year = {2009.},
	address = {Geneva :},
	url = {https://apps.who.int/iris/bitstream/handle/10665/44164/9789241547772_eng.pdf?sequence=1&isAllowed=y}
}