Various. Harper's Young People, July 20, 1880 An Illustrated Weekly.
Cita Chicago (17th ed.)Various. Harper's Young People, July 20, 1880 An Illustrated Weekly.
Cita MLA (9th ed.)Various. Harper's Young People, July 20, 1880 An Illustrated Weekly.
Atenció: Aquestes cites poden no estar 100% correctes.