APA (7e ed.) Bronvermelding

Phillips, W. (1850). Propositions concerning protection and free trade. C. C. Little and J. Brown.

Chicago (17e ed.) Bronvermelding

Phillips, Willard. Propositions Concerning Protection and Free Trade. Boston: C. C. Little and J. Brown, 1850.

MLA (8e ed.) Bronvermelding

Phillips, Willard. Propositions Concerning Protection and Free Trade. C. C. Little and J. Brown, 1850.