APA (7e ed.) Bronvermelding

Briggs, C. V. (2010). Encyclopedia of the unseen world: The ultimate guide to apparitions, death bed visions, mediums, shadow people, wandering spirits, and much, much more (1. publ.). Weiser.

Chicago (17e ed.) Bronvermelding

Briggs, Constance Victoria. Encyclopedia of the Unseen World: The Ultimate Guide to Apparitions, Death Bed Visions, Mediums, Shadow People, Wandering Spirits, and Much, Much More. 1. publ. San Francisco, Cal.: Weiser, 2010.

MLA (8e ed.) Bronvermelding

Briggs, Constance Victoria. Encyclopedia of the Unseen World: The Ultimate Guide to Apparitions, Death Bed Visions, Mediums, Shadow People, Wandering Spirits, and Much, Much More. 1. publ. Weiser, 2010.