Cita APA (7a ed.)

Connor, R., & Smith, G. A. Black rock: A tale of the Selkirks... by Ralph Connor. With an introduction by professor George Adam Smith, LL.D.

Cita Chicago Style (17a ed.)

Connor, Ralph, y George Adam Smith. Black Rock: A Tale of the Selkirks... by Ralph Connor. With an Introduction by Professor George Adam Smith, LL.D. New York : Chicago : Toronto : Fleming H. Revell company, 1906.

Cita MLA (8a ed.)

Connor, Ralph, y George Adam Smith. Black Rock: A Tale of the Selkirks... by Ralph Connor. With an Introduction by Professor George Adam Smith, LL.D.