APA

Trueblood E., . (1972). The validity of the Christian mission. New York: Harper & Row.

Chicago

Trueblood Elton, . 1972. The validity of the Christian mission. New York: Harper & Row.

Harvard

Trueblood E., . (1972). The validity of the Christian mission. New York: Harper & Row.

MLA

Trueblood Elton, . The validity of the Christian mission. New York: Harper & Row. 1972.