APA

Armstrong A., Armstrong A., . (1967). The CAMBRIDGE History of later greek an early medieval philosophy. Cambridge: University Press.

Chicago

Armstrong A.H, Armstrong A.H, . 1967. The CAMBRIDGE History of later greek an early medieval philosophy. Cambridge: University Press.

Harvard

Armstrong A., Armstrong A., . (1967). The CAMBRIDGE History of later greek an early medieval philosophy. Cambridge: University Press.

MLA

Armstrong A.H, Armstrong A.H, . The CAMBRIDGE History of later greek an early medieval philosophy. Cambridge: University Press. 1967.