Katalog. (~ 1926). [Electronic]. Kauffmann. https://doi.org/urn:nbn:de:bsz:16-diglit-613362
Chicago Manual of Style 17th edition (author-date)Katalog. 1926. Electronic. Frankfurt, M.: Kauffmann. https://doi.org/urn:nbn:de:bsz:16-diglit-613362.
Springer - Basic (author-date)(1926) Katalog. Kauffmann, Frankfurt, M
Springer - Lecture Notes in Computer Science1.Katalog. Kauffmann, Frankfurt, M. (1926). https://doi.org/urn:nbn:de:bsz:16-diglit-613362.
DIN 1505-2 (author-date, Deutsch) - standard superseded by ISO-690; ; : Katalog. electronic. Frankfurt, M. : Kauffmann, 1926
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.