1
Published: 1961
Superior document: Kröners Taschenausgabe 13
2
Published: 1991
Superior document: Kröners Taschenausgabe 13
3
Published: 1974
Superior document: Kröners Taschenausgabe 13
4
Published: 1982
Superior document: Kröners Taschenausgabe Band 13