APA

Williams Peter John,, . (2008). A handbook on accession to the WTO. Cambridge: Cambridge University Press.

Chicago

Williams Peter John,, . 2008. A handbook on accession to the WTO. Cambridge: Cambridge University Press.

Harvard

Williams Peter John,, . (2008). A handbook on accession to the WTO. Cambridge: Cambridge University Press.

MLA

Williams Peter John,, . A handbook on accession to the WTO. Cambridge: Cambridge University Press. 2008.