APA Format
Wells, Pamela Caragol (produser) (sutradara). (2012).
Science of angels / produser, Pamela Caragol Wells
. [Westchester, Ohio] :: National Geographic,.
MLA Format
Wells, Pamela Caragol (produser) (sutradara).
Science of angels / produser, Pamela Caragol Wells
. [Westchester, Ohio] :: National Geographic,, 2012
Chicago Format
Wells, Pamela Caragol (produser) (sutradara). Science of angels / produser, Pamela Caragol Wells. [Westchester, Ohio] :: National Geographic,, 2012.