Block, R. J., Durrum, E. L., & Zweig, G. (1955). A manual of paper chromatography and paper electrophoresis. Academic Press.
Cita Chicago Style (17a ed.)Block, Richard J., Emmett L. Durrum, y Gunter Zweig. A Manual of Paper Chromatography and Paper Electrophoresis. New York: Academic Press, 1955.
Cita MLA (8a ed.)Block, Richard J., et al. A Manual of Paper Chromatography and Paper Electrophoresis. Academic Press, 1955.
Precaución: Estas citas no son 100% exactas.