Παραπομπή APA

Hubbard, L. (2007). Scientology 8-80: The discovery and increase of life energy in the genus Homo sapiens. New Era.

Παραπομπή Chicago Style

Hubbard, L.Ron. Scientology 8-80: The Discovery and Increase of Life Energy in the Genus Homo Sapiens. Denmark: New Era, 2007.

Παραπομπή MLA

Hubbard, L.Ron. Scientology 8-80: The Discovery and Increase of Life Energy in the Genus Homo Sapiens. New Era, 2007.