@article{Reinalda_1991, title={P.J. Knegtmans, Socialisme en democratie. De SDAP tussen klasse en natie, 1929-1939}, volume={106}, url={https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-103874}, DOI={10.18352/bmgn-lchr.3406}, number={2}, journal={BMGN - Low Countries Historical Review}, author={Reinalda, B.}, year={1991}, month={Jan.}, pages={303–304} }