@incollection { Wiese1929,
title = {Die Konkurrenz vorwiegend in soziologisch-systematischer Betrachtung },
author = {Wiese, Leopold von },
pages = {15-35 },
year = {1929 },
publisher = {Mohr Siebeck },
url = {http://nbn-resolving.de/urn:nbn:de:0168-ssoar-188015 },
}