Gaya APA

Hope and the future of man, ed.by Ewert H. Cousins. Edisi U.S.A. 1972. . (1973). [London]: Garnstone Press.

Gaya MLA

Hope and the future of man, ed.by Ewert H. Cousins. Edisi U.S.A. 1972. . . [London]: Garnstone Press, 1973. Buku.