Cita APA (7a ed.)

Hubbard, L. R. (2012). Early years of adventure letters & journals. Bridge Publications.

Cita Chicago Style (17a ed.)

Hubbard, L. Ron. Early Years of Adventure Letters & Journals. Commerce, Califonia: Bridge Publications, 2012.

Cita MLA (9a ed.)

Hubbard, L. Ron. Early Years of Adventure Letters & Journals. Bridge Publications, 2012.