Sanders, H., (2008). Gerrit Voerman m.m.v. Lucas Osterholt, De VVD Visueel. Liberale affiches in de Twintigste Eeuw. TSEG/ Low Countries Journal of Social and Economic History. 5(2), pp.180–182. DOI: http://doi.org/10.18352/tseg.524

Sanders H. Gerrit Voerman m.m.v. Lucas Osterholt, De VVD Visueel. Liberale affiches in de Twintigste Eeuw. TSEG/ Low Countries Journal of Social and Economic History. 2008;5(2):180–2. DOI: http://doi.org/10.18352/tseg.524

Sanders, H. (2008). Gerrit Voerman m.m.v. Lucas Osterholt, De VVD Visueel. Liberale affiches in de Twintigste Eeuw. TSEG/ Low Countries Journal of Social and Economic History, 5(2), 180–182. DOI: http://doi.org/10.18352/tseg.524

Sanders, Huub. 2008. Gerrit Voerman m.m.v. Lucas Osterholt, De VVD Visueel. Liberale affiches in de Twintigste Eeuw 5, no. 2: 180–182. DOI: http://doi.org/10.18352/tseg.524