APA (7e ed.) Bronvermelding
Girard, M. (2008). A strange and formidable weapon: British responses to World War I poison gas. University of Nebraska Press.
Chicago (17e ed.) Bronvermelding
Girard, Marion. A Strange and Formidable Weapon: British Responses to World War I Poison Gas. Lincoln: University of Nebraska Press, 2008.
MLA (9e ed.) Bronvermelding
Girard, Marion. A Strange and Formidable Weapon: British Responses to World War I Poison Gas. University of Nebraska Press, 2008.
Let op: Deze citaties zijn niet altijd 100% accuraat.