APA

Freeman C., Louçã F., . (2002). As time goes by. Oxford [u.a.]: Oxford University Press.

Chicago

Freeman Christopher, Louçã Francisco, . 2002. As time goes by. Oxford [u.a.]: Oxford University Press.

Harvard

Freeman C., Louçã F., . (2002). As time goes by. Oxford [u.a.]: Oxford University Press.

MLA

Freeman Christopher, Louçã Francisco, . As time goes by. Oxford [u.a.]: Oxford University Press. 2002.