What is the version of the following sentence with correct punctuation?

The founder of Scientology L Ron Hubbard once in 1967 stated in a taped speech Rons Journal 67 that the world was for all practical purposes governed by a handful of superrich people
The founder of Scientology, L. Ron Hubbard, once - in 1967 stated in a taped speech, Ron's Journal '67, that the world was for all practical purposes governed by a handful of super-rich people.