APA (7th ed.) Citation

Sykes, C., & Trott zu Solz, A. v. (1968). Troubled loyalty: A biography of Adam von Trott zu Solz. Collins.

Chicago Style (17th ed.) Citation

Sykes, Christopher, and Adam von Trott zu Solz. Troubled Loyalty: A Biography of Adam Von Trott Zu Solz. London: Collins, 1968.

MLA (8th ed.) Citation

Sykes, Christopher, and Adam von Trott zu Solz. Troubled Loyalty: A Biography of Adam Von Trott Zu Solz. Collins, 1968.