SPYRI, J. (2010). JUNIOR ILLUSTRATED CLASSICS: HEIDI. SHREE BOOK CENTRE.
Cita Chicago (17th ed.)SPYRI, JOHANNA. JUNIOR ILLUSTRATED CLASSICS: HEIDI. SHREE BOOK CENTRE, 2010.
Cita MLA (9th ed.)SPYRI, JOHANNA. JUNIOR ILLUSTRATED CLASSICS: HEIDI. SHREE BOOK CENTRE, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.