Tohutoro APA (7th ed.)
Krusch, P. (1937). Vanadium, Uran, Radium. Enke.
Tohutoru Kātū Chicago (17th ed.)
Krusch, Paul. Vanadium, Uran, Radium. Stuttgart: Enke, 1937.
Tohutoro MLA (9th ed.)
Krusch, Paul. Vanadium, Uran, Radium. Enke, 1937.
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