APA

Kurtz P., . (1973). The humanist alternative: some definitions of humanism. London: Pemberton.

Chicago

Kurtz Paul, . 1973. The humanist alternative: some definitions of humanism. London: Pemberton.

Harvard

Kurtz P., . (1973). The humanist alternative: some definitions of humanism. London: Pemberton.

MLA

Kurtz Paul, . The humanist alternative: some definitions of humanism. London: Pemberton. 1973.