Cita APA

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

Citación estilo Chicago

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

Cita MLA

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