(2006). Alfonso Hüppi: Sentimental journey.
Cita Chicago (17th ed.)Alfonso Hüppi: Sentimental Journey. Seoul, 2006.
Cita MLA (8th ed.)Alfonso Hüppi: Sentimental Journey. 2006.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)