Dyfyniad APA

Block, R. J. (1958). Manual of paper chromatography and paper electrophoresis (2 ed.). Academic Press.

Dyfyniad Arddull Chicago

Block, Richard J. Manual of Paper Chromatography and Paper Electrophoresis. 2 ed. New York: Academic Press, 1958.

Dyfyniad MLA

Block, Richard J. Manual of Paper Chromatography and Paper Electrophoresis. 2 ed. Academic Press, 1958.

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