APA

blackburn s., . (1996). oxford dictionary of philosophy. new york: oxford university press.

Chicago

blackburn siman, . 1996. oxford dictionary of philosophy. new york: oxford university press.

Harvard

blackburn s., . (1996). oxford dictionary of philosophy. new york: oxford university press.

MLA

blackburn siman, . oxford dictionary of philosophy. new york: oxford university press. 1996.