Citazione APA

Calmet, A., & Christmas, H. (1850). The phantom world: The history and philosophy of spirits, apparitions, &c., &c. A. Hart.

Stile di citazione Chicago

Calmet, Augustin, e Henry Christmas. The Phantom World: The History and Philosophy of Spirits, Apparitions, &c., &c. Philadelphia: A. Hart, 1850.

Citazione MLA

Calmet, Augustin, e Henry Christmas. The Phantom World: The History and Philosophy of Spirits, Apparitions, &c., &c. A. Hart, 1850.