Robert John Ackermann has written:
'Philosophy of science'
John Alan Ford has written: 'Rudolph Ackermann, publisher to Latin America'
Robert John Shalka has written: 'The \\'
John Robert Pinkerton has written: 'Creating options'
Robert John Moore has written: 'Doing eternity'
John Robert Colombo has written: 'Terrors of the night'
Robert John Henle has written: 'Saint Thomas and Platonism'
Robert John Roberts has written: 'Clychau'r gynghanedd' 'Dolanog'
John Robert Barker has written: 'Mechanical and electrical vibrations'
Robert John Collins has written: 'Lord Wavell, 1883-1941'
Robert John Peel has written: 'A history of pharmaceutical journalism in Canada'
Robert John Hoare has written: 'The sinister hoard' 'Planned English'
John Robert Ritoul Hunt has written: 'Pictorial journalism'