Kaniasari
Belief mahasiswa terhadap fenomena paranormal (Studi deskriptif pada mahasiswa semester dua yang tinggal di Jakarta Selatan dan hubungannya dengan belief orangtua mereka terhadap fenomena paranormal)
1997
 UI - Skripsi (Membership)
Bentine, Michael
The door marked summer
Granada , 1981
 Buku Teks
Karolyi, George
An excursion into the paranormal
The Paranormal Phenomena Research Foundation, 2009
 Buku Teks
Research in parapsychology 1989: abstracts and papers from the thirty-second annual convention of the Parapsychological Association, 1989
editors, Linda A. Henkel, John Palmer
The Scarecrow Press, Inc., 1990
 Buku Teks
Brooks, Fowler D.
The psychology of adolescence
Houghton Mifflin, 1929
 Buku Teks