Heftman, E. (1975). Chromatography: A laboratory handbook of chromatographic and electrophoretic methods (3rd ed.). Van Nostrand Reinhold Company.
استشهاد بنمط شيكاغوHeftman, Erich. Chromatography: A Laboratory Handbook of Chromatographic and Electrophoretic Methods. 3rd ed. New York: Van Nostrand Reinhold Company, 1975.
MLA استشهادHeftman, Erich. Chromatography: A Laboratory Handbook of Chromatographic and Electrophoretic Methods. 3rd ed. Van Nostrand Reinhold Company, 1975.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.