APA ציטוט

Hubbard, L. R. (2007). Advaced procedure and axioms. New era publications,International.

Chicago Edition Citation

Hubbard, L. Ron. Advaced Procedure and Axioms. Denmark: New era publications,International, 2007.

ציטוט MLA

Hubbard, L. Ron. Advaced Procedure and Axioms. New era publications,International, 2007.