APA

Leyland Peter, Anthony Gordon, . (2005). Text book on administrative law. Oxford: Oxford University Press.

Chicago

Leyland Peter, Anthony Gordon, . 2005. Text book on administrative law. Oxford: Oxford University Press.

Harvard

Leyland Peter, Anthony Gordon, . (2005). Text book on administrative law. Oxford: Oxford University Press.

MLA

Leyland Peter, Anthony Gordon, . Text book on administrative law. Oxford: Oxford University Press. 2005.