(1939). Vol. 17, № 15 (Vol. 31, № 30); Industrial and Engineering Chemistry. New Edition. 1939.
Čikaški stil citiranja (17. izdanje)Vol. 17, № 15 (Vol. 31, № 30); Industrial and Engineering Chemistry. New Edition. 1939, 1939.
MLA način citiranja (9. izdanje)Vol. 17, № 15 (Vol. 31, № 30); Industrial and Engineering Chemistry. New Edition. 1939, 1939.
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