@misc{OPUS4-11582, title = {Kreis-Kalender f{\"u}r den Kreis K{\"o}nigsberg Nm. f{\"u}r das Jahr 1930}, volume = {5.1930}, institution = {Land Brandenburg}, series = {Kreiskalender f{\"u}r den Kreis K{\"o}nigsberg Nm.}, number = {1930}, type = {periodicalpart}, year = {2016}, }