Materialismo storico ed economia marxista
(engl.: C.M. Meredith)
at McMaster University
[socserv2.socsci.mcmaster.ca/~econ/ugcm/3ll3/marx/croce.htm]

Materialismo storico ed economia marxista
(engl.: C.M. Meredith)
at University of Bristol
[www.ecn.bris.ac.uk/het/marx/croce.htm]