Johnson, J. L. (1968). The nine lives of Alphonse: A Code name Sebastian adventure ([1st ed.].). Lippincott.
Cita Chicago (17th ed.)Johnson, James Leonard. The Nine Lives of Alphonse: A Code Name Sebastian Adventure. [1st ed.]. Philadelphia: Lippincott, 1968.
Cita MLA (8th ed.)Johnson, James Leonard. The Nine Lives of Alphonse: A Code Name Sebastian Adventure. [1st ed.]. Lippincott, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.