A two-dimensional paper chromatographic method combining ion-exchange and partition techniques.

MLA

Knight, C. S. “A Two-Dimensional Paper Chromatographic Method Combining Ion-Exchange and Partition Techniques.” Nature, vol. 183, no. 4655, Jan. 1959, pp. 165–67. EBSCOhost, https://doi.org/10.1038/183165a0.

APA

Knight, C. S. (1959). A two-dimensional paper chromatographic method combining ion-exchange and partition techniques. Nature, 183(4655), 165–167. https://doi.org/10.1038/183165a0

Chicago

Knight, C S. 1959. “A Two-Dimensional Paper Chromatographic Method Combining Ion-Exchange and Partition Techniques.” Nature 183 (4655): 165–67. doi:10.1038/183165a0.