00620cam a2200193 4500 377039476 TxAuBib 20170330120000.0 151129s2015||||||||||||||||||||||||ger|u 50574 Project Gutenberg PGUSA ger TxAuBib Hepner, Adolf, 1846-1923. Josef Dietzgens philosophische Lehren [Gutenberg] / Adolf Hepner. Project Gutenberg, 2015. Public domain in the USA. Text. Philosophy. Dietzgen, Joseph, 1828-1888 -- Criticism and interpretation. http://www.gutenberg.org/ebooks/50574