SPYRI JOHANNA. (2019). HEIDI (2015 Ed.). SHREE BOOK CENTRE.
Cita Chicago (17th ed.)SPYRI JOHANNA. HEIDI. 2015 Ed. MUMBAI: SHREE BOOK CENTRE, 2019.
Cita MLA (9th ed.)SPYRI JOHANNA. HEIDI. 2015 Ed. SHREE BOOK CENTRE, 2019.
Atenció: Aquestes cites poden no estar 100% correctes.