APA (7e ed.) Bronvermelding
Oxford University Press. (1997). Professor Puffendorf's: Secret potions (2a. ed.). Oxford University Press.
Chicago (17e ed.) Bronvermelding
Oxford University Press. Professor Puffendorf's: Secret Potions. 2a. ed. Oxford: Oxford University Press, 1997.
MLA (9e ed.) Bronvermelding
Oxford University Press. Professor Puffendorf's: Secret Potions. 2a. ed. Oxford University Press, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.