APA

Guthrie W K C, . (1962). History of Greek philosophy. Cambridge: Cambridge University Press USA.

Chicago

Guthrie W K C, . 1962. History of Greek philosophy. Cambridge: Cambridge University Press USA.

Harvard

Guthrie W K C, . (1962). History of Greek philosophy. Cambridge: Cambridge University Press USA.

MLA

Guthrie W K C, . History of Greek philosophy. Cambridge: Cambridge University Press USA. 1962.