APA
Donaldson J., . (2008). Zak and the Vet. Oxford: Oxford University Press.
Chicago
Donaldson Julia, . 2008. Zak and the Vet. Oxford: Oxford University Press.
Harvard
Donaldson J., . (2008). Zak and the Vet. Oxford: Oxford University Press.
MLA
Donaldson Julia, . Zak and the Vet. Oxford: Oxford University Press. 2008.