@book{63852,
	author = {Lehmann, Heinrich },
	title = {Das Deutsche Privatrecht in Der Mitte Des 20. Jahrhunderts.},
	publisher = {Walter De Gruyter & Co, },
	year = {1956.},
	address = {Berlin : },
	url = {https://fll.law.cu.edu.eg/fulltext/bks/B12-02809.pdf}
}