Spieker, M., & Spang, K. (1977). Los herejes de Marx: De Bernstein a Garaudy. Eunsa.
Chicago Style (17th ed.) CitationSpieker, Manfred, and Kurt Spang. Los Herejes De Marx: De Bernstein a Garaudy. Pamplona: Eunsa, 1977.
MLA (9th ed.) CitationSpieker, Manfred, and Kurt Spang. Los Herejes De Marx: De Bernstein a Garaudy. Eunsa, 1977.
Warning: These citations may not always be 100% accurate.