Hartree, D. R.. Calculating Instruments and Machines. Urbana: University of Illinois Press, 1949.Urbana: Universitat de Premsa d'Illinois. (També Cambridge Premsa Universitària (1950))
Hartree, D. R.. Numerical Analysis. Oxford University Press, 1952.
Hartree, D. R.. The calculation of Atomic Structures. Nova York: Wiley & Sons, 1957.Nova York: Wiley & Fills.
Hartree, D. R.. Calculating Machines: Recent and prospective developments and their impact on Mathematical Physics and Calculating Instruments and Machines. Vol. 6. Cambridge, USA: MIT Press, 1984. Cambridge, EUA: Premsa del MIT.
↑O'Connor, John J.; Robertson, Edmund F. «Douglas Hartree» (en anglès). MacTutor History of Mathematics archive. School of Mathematics and Statistics, University of St Andrews, Scotland.
O'Connor, John J.; Robertson, Edmund F. «Douglas Hartree» (en anglès). MacTutor History of Mathematics archive. School of Mathematics and Statistics, University of St Andrews, Scotland.
Croarken, Mary. «Hartree, Douglas Rayner». Complete Dictionary of Scientific Biography, 2008. [Consulta: 21 gener 2021].(anglès)
«Douglas R. Hartree». Encyclopaedia Britannica, 2009. [Consulta: 21 gener 2021].(anglès)