Markle, S. (1995). Pioneering ocean depths. Atheneum Books for Readers.
Cita Chicago (17th ed.)Markle, Sandra. Pioneering Ocean Depths. New York: Atheneum Books for Readers, 1995.
Cita MLA (9th ed.)Markle, Sandra. Pioneering Ocean Depths. Atheneum Books for Readers, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.