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Dyfyniad Arddull ChicagoGroenendijk, H. Problems in Qualitative Gaschromatographic Analysis of Steroids on Open-hole Capillary Columns. [Eindhoven, Netherlands: Philips Research Laboratories, 1970.
Dyfyniad MLAGroenendijk, H. Problems in Qualitative Gaschromatographic Analysis of Steroids on Open-hole Capillary Columns. Philips Research Laboratories, 1970.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.