APA

Callahan D., . (1993). The troubled dream of life - living with mortality. New York; London: Simon & Schuster.

Chicago

Callahan Daniel, . 1993. The troubled dream of life - living with mortality. New York; London: Simon & Schuster.

Harvard

Callahan D., . (1993). The troubled dream of life - living with mortality. New York; London: Simon & Schuster.

MLA

Callahan Daniel, . The troubled dream of life - living with mortality. New York; London: Simon & Schuster. 1993.