Royal astronomical society, Cook, A. H., & Gaskell, T. F. (1961). The earth today: A collection of papers dedicated to Sir Harold Jeffreys by some of his students and colleagues on the occasion of his 70th birthday. Published by the Royal Astronomical Society and distributed by Oliver and Boyd, Edinburgh.
Style de citation Chicago (17e éd.)Royal astronomical society, Alan H. Cook, et Thomas Frohock Gaskell. The Earth Today: A Collection of Papers Dedicated to Sir Harold Jeffreys by Some of His Students and Colleagues on the Occasion of His 70th Birthday. London: Published by the Royal Astronomical Society and distributed by Oliver and Boyd, Edinburgh, 1961.
Style de citation MLA (8e éd.)Royal astronomical society, et al. The Earth Today: A Collection of Papers Dedicated to Sir Harold Jeffreys by Some of His Students and Colleagues on the Occasion of His 70th Birthday. Published by the Royal Astronomical Society and distributed by Oliver and Boyd, Edinburgh, 1961.