APA
Castell A., . (1976). An Introduction to Modern Philosophy in Eight Philosophical Problems. New York; London: Macmillan Publishing Co., Inc; Collier Macmillan Publi.
Chicago
Castell A, . 1976. An Introduction to Modern Philosophy in Eight Philosophical Problems. New York; London: Macmillan Publishing Co., Inc; Collier Macmillan Publi.
Harvard
Castell A., . (1976). An Introduction to Modern Philosophy in Eight Philosophical Problems. New York; London: Macmillan Publishing Co., Inc; Collier Macmillan Publi.
MLA
Castell A, . An Introduction to Modern Philosophy in Eight Philosophical Problems. New York; London: Macmillan Publishing Co., Inc; Collier Macmillan Publi. 1976.
