SPYRI, J. (2013). HEIDI. SCHOLASTIC REFERENCE.
Cita Chicago (17th ed.)SPYRI, JOHANNA. HEIDI. SCHOLASTIC REFERENCE, 2013.
Cita MLA (9th ed.)SPYRI, JOHANNA. HEIDI. SCHOLASTIC REFERENCE, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)