APA

Caenegem R. C. v., .An historical introduction to western constitutional law. Estados Unidos de América: Cambridge University Press.

Chicago

Caenegem R C van, .An historical introduction to western constitutional law. Estados Unidos de América: Cambridge University Press.

Harvard

Caenegem R. C. v., .An historical introduction to western constitutional law. Estados Unidos de América: Cambridge University Press.

MLA

Caenegem R C van, .Estados Unidos de América: Cambridge University Press. .