APA

Wolf L., . (1970). The uses of the present. New York: McGraw-Hill.

Chicago

Wolf Leonard, . 1970. The uses of the present. New York: McGraw-Hill.

Harvard

Wolf L., . (1970). The uses of the present. New York: McGraw-Hill.

MLA

Wolf Leonard, . The uses of the present. New York: McGraw-Hill. 1970.