@book{Horvatetal, author = {Horvat, B. and et al.,}, title = {Self-governing socialism. Volume 1, New York (International Arts and Sciences Press) 1975.}, language = {en} } @book{Horvatetal, author = {Horvat, B. and et al.,}, title = {Self-governing socialism. Volume 2, New York (International Arts and Sciences Press) 1975.}, language = {en} }