Citazione Stile APA (7a Edizione)

Hubbard, L. R. (2012). Literary correspondence: Letters and journals. Bridge Publications.

Citazione stile Chigago Style (17a edizione)

Hubbard, L. Ron. Literary Correspondence: Letters and Journals. Commerce, California: Bridge Publications, 2012.

Citatione MLA (9a ed.)

Hubbard, L. Ron. Literary Correspondence: Letters and Journals. Bridge Publications, 2012.