APA (7th ed.) Citation

De Gruchy, J. W. (1988). Dietrich Bonhoeffer: Witness to Jesus Christ. Collins.

Chicago Style (17th ed.) Citation

De Gruchy, John W. Dietrich Bonhoeffer: Witness to Jesus Christ. London ; San Francisco, CA: Collins, 1988.

MLA (9th ed.) Citation

De Gruchy, John W. Dietrich Bonhoeffer: Witness to Jesus Christ. Collins, 1988.