(1939). Vol. 17, № 4 (Vol. 31, № 8); Industrial and Engineering Chemistry. New Edition. 1939.
Cita Chicago Style (17a ed.)Vol. 17, № 4 (Vol. 31, № 8); Industrial and Engineering Chemistry. New Edition. 1939, 1939.
Cita MLA (9a ed.)Vol. 17, № 4 (Vol. 31, № 8); Industrial and Engineering Chemistry. New Edition. 1939, 1939.
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