APA (7e ed.) Bronvermelding
World Health Organization & ebrary, Inc. (2009). Guide to hygiene and sanitation in aviation (3rd ed.). World Health Organization.
Chicago (17e ed.) Bronvermelding
World Health Organization en Inc ebrary. Guide to Hygiene and Sanitation in Aviation. 3rd ed. Geneva: World Health Organization, 2009.
MLA (9e ed.) Bronvermelding
World Health Organization en Inc ebrary. Guide to Hygiene and Sanitation in Aviation. 3rd ed. World Health Organization, 2009.
Let op: Deze citaties zijn niet altijd 100% accuraat.