APA
Harrison-Barbet Anthony,, . (1990). Mastering philosophy. New York: The Macmillan Press Ltd.
Chicago
Harrison-Barbet Anthony,, . 1990. Mastering philosophy. New York: The Macmillan Press Ltd.
Harvard
Harrison-Barbet Anthony,, . (1990). Mastering philosophy. New York: The Macmillan Press Ltd.
MLA
Harrison-Barbet Anthony,, . Mastering philosophy. New York: The Macmillan Press Ltd. 1990.