APA

Cohen R., Middleton J., . (1967). Comparative political systems; studies in the politics of pre- industrial societies; edited by. Garden City, N.Y: Published for the American Museumof Natural History by Th National History Press.

Chicago

Cohen Ronald, Middleton John, . 1967. Comparative political systems; studies in the politics of pre- industrial societies; edited by. Garden City, N.Y: Published for the American Museumof Natural History by Th National History Press.

Harvard

Cohen R., Middleton J., . (1967). Comparative political systems; studies in the politics of pre- industrial societies; edited by. Garden City, N.Y: Published for the American Museumof Natural History by Th National History Press.

MLA

Cohen Ronald, Middleton John, . Comparative political systems; studies in the politics of pre- industrial societies; edited by. Garden City, N.Y: Published for the American Museumof Natural History by Th National History Press. 1967.