Dyfyniad APA
Oxford University Press. (1997). Professor Puffendorf's: Secret potions (2a. ed.). Oxford University Press.
Dyfyniad Arddull Chicago
Oxford University Press. Professor Puffendorf's: Secret Potions. 2a. ed. Oxford: Oxford University Press, 1997.
Dyfyniad MLA
Oxford University Press. Professor Puffendorf's: Secret Potions. 2a. ed. Oxford University Press, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.