Gaya APA

Hubbard, L, R. (2007). Scientology 8-80 : The Discovery and Increase of Life Energy In The Genus Homo Sapiens . California: Bridge Publication, INC.

Gaya MLA

Hubbard, L, Ron. "Scientology 8-80 : The Discovery and Increase of Life Energy In The Genus Homo Sapiens". California: Bridge Publication, INC, 2007. Text.