Hubbard, L. R. (2012). Humanitarian: Rehabilitating a drugged society. Bridge Publications.
Chicago-viite (17. p.)Hubbard, L. Ron. Humanitarian: Rehabilitating a Drugged Society. Commerce, California: Bridge Publications, 2012.
MLA-viite (8. p.)Hubbard, L. Ron. Humanitarian: Rehabilitating a Drugged Society. Bridge Publications, 2012.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.