APA

Gagern F. E. F. v., . (1953). Difficulties in married life. New York: Paulist Press.

Chicago

Gagern Friedrich Ernst Freiherr von, . 1953. Difficulties in married life. New York: Paulist Press.

Harvard

Gagern F. E. F. v., . (1953). Difficulties in married life. New York: Paulist Press.

MLA

Gagern Friedrich Ernst Freiherr von, . Difficulties in married life. New York: Paulist Press. 1953.