APA (7e ed.) Bronvermelding

Leffingwell, A. (1887). The mystery of Bar Harbor: A melo-dramatic romance of France and Mt. Desert. G.W. Dillingham.

Chicago (17e ed.) Bronvermelding

Leffingwell, Alsop. The Mystery of Bar Harbor: A Melo-dramatic Romance of France and Mt. Desert. New York: G.W. Dillingham, 1887.

MLA (8e ed.) Bronvermelding

Leffingwell, Alsop. The Mystery of Bar Harbor: A Melo-dramatic Romance of France and Mt. Desert. G.W. Dillingham, 1887.