APA (7e ed.) Bronvermelding
Purkitt, H. E., & Burgess, S. F. (2005). South Africa's weapons of mass destruction. Indiana University Press.
Chicago (17e ed.) Bronvermelding
Purkitt, Helen E., en Stephen Franklin Burgess. South Africa's Weapons of Mass Destruction. Bloomington, IN: Indiana University Press, 2005.
MLA (9e ed.) Bronvermelding
Purkitt, Helen E., en Stephen Franklin Burgess. South Africa's Weapons of Mass Destruction. Indiana University Press, 2005.
Let op: Deze citaties zijn niet altijd 100% accuraat.