Markle, S. (1995). Pioneering ocean depths. Atheneum Books for Readers.
Chicago Style aipamenaMarkle, Sandra. Pioneering Ocean Depths. New York: Atheneum Books for Readers, 1995.
MLA aipamenaMarkle, Sandra. Pioneering Ocean Depths. Atheneum Books for Readers, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.