BARASH, D. (1979). The Whisperings within. Harper and Row.
Cita Chicago (17th ed.)BARASH, David. The Whisperings Within. New York: Harper and Row, 1979.
Cita MLA (9th ed.)BARASH, David. The Whisperings Within. Harper and Row, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.