
Quoted in Mathematical Circles Revisited (1971) by Howard Whitley Eves
Hartshorne (1933) " Geographic and political boundaries in Upper Silesia http://piotrwroblewski.us.edu.pl/rudy/Richard_Hartshorne.pdf" in: Annals of the Association of American Geographers. Vol. 23, No. 4 (Dec., 1933), p. 195
Quoted in Mathematical Circles Revisited (1971) by Howard Whitley Eves
“Morality knows nothing of geographical boundaries, or distinctions of race.”
Pt. IV, Ch. 30 : General Considerations
Social Statics (1851)
Jean Monnet 1888-1979
1960s, A Christian Movement in a Revolutionary Age (1965)
Source: 1960s - 1970s, The Systems Approach and Its Enemies (1979), p. 106
Source: The Nature of Geography (1939), p. 22 Introduction: About the historical background of American Geography
Speech on receiving the Shakespeare Prize awarded by the University of Hamburg, Germany (1969)
Cited in: Addison C. Bennett (1978) Improving management performance in health care institutions: a total systems approach.. p. 40
A methodology for systems engineering, 1962