text Stuttgart Robert Kohlhammer 1950 4th ed. ger vii, 112 p. : ill. ; 21 cm. Hubert Kastner FIBRES 677.1 677.1 KAS h 230219 20230219022734 INLIS000000000009971 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)