Desty, D. H., & Harbourn, C. L. A. (1957). Vapour phase chromatography: Proceedings of the Symposium sponsored by the Hydrocarbon Research Group of the Institute of Petroleum held at the Institution of Electrical Engineers, London, on 30th May-1st June, 1956. London: Butterworths Scientific Publications.

Desty, D. H., and C. L. A. Harbourn. Vapour Phase Chromatography: Proceedings of the Symposium Sponsored By the Hydrocarbon Research Group of the Institute of Petroleum Held At the Institution of Electrical Engineers, London, On 30th May-1st June, 1956. London: Butterworths Scientific Publications, 1957.

Desty, D. H., and C. L. A. Harbourn. Vapour Phase Chromatography: Proceedings of the Symposium Sponsored By the Hydrocarbon Research Group of the Institute of Petroleum Held At the Institution of Electrical Engineers, London, On 30th May-1st June, 1956. London: Butterworths Scientific Publications, 1957.