APA

SIVALON J. C., . (2012). God´s mission and posmodern culture: the gift of uncertainy. New York: Orbis books.

Chicago

SIVALON John C, . 2012. God´s mission and posmodern culture: the gift of uncertainy. New York: Orbis books.

Harvard

SIVALON J. C., . (2012). God´s mission and posmodern culture: the gift of uncertainy. New York: Orbis books.

MLA

SIVALON John C, . God´s mission and posmodern culture: the gift of uncertainy. New York: Orbis books. 2012.