Hubbard, L. Ron, 1911-1986
Early years of adventure : letters &​ journals
Bridge Publications, Inc., 2012
 Buku Referensi
Minimalism =​ Minimalismus =​ Minimalisme
editorial coordinator, Simone K. Schleifer
FKG, 2010
 Buku Referensi
Journals catalogue 2000
Springer-Verlag Berlin Heidelberg, 1999
 Multimedia
IIslami studies : quarterly journals
Islamabad : Islamic Research Institute
 Majalah, Jurnal, Buletin
Hubbard, L. Ron, 1911-1986
Dianetics letters and journals
Bridge Publications, Inc., 2012
 Buku Referensi