APA Style
Hubbard, Ron L. (2012).
Early Years of Adventure Letters & Journals .
USA:
Brigde.
Chicago Style
Hubbard, Ron L.
Early Years of Adventure Letters & Journals.
USA:
Brigde,
2012.
Text.
MLA Style
Hubbard, Ron L.
Early Years of Adventure Letters & Journals.
USA:
Brigde,
2012.
Text.
Turabian Style
Hubbard, Ron L.
Early Years of Adventure Letters & Journals.
USA:
Brigde,
2012.
Print.