(2002). THE INCREDIBLE JOURNEY TO THE PLANETS HARRIS , NICHOLAS. BOOK PALACE.
Chicago Style aipamenaTHE INCREDIBLE JOURNEY TO THE PLANETS HARRIS , NICHOLAS. NEW DELHI: BOOK PALACE, 2002.
MLA aipamenaTHE INCREDIBLE JOURNEY TO THE PLANETS HARRIS , NICHOLAS. BOOK PALACE, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.