Notes
- 1958 . New International Dictionary of the English Language. Unabridged. , Springfield Mass.
- 1956 . Roget's International Thesaurus of English Words and Phrases. New York
- 1945 . “Analytiske og syntetiske utsegner” . In Norsk Allkwmebok Vol. I , Oslo Hefte 1
- Quine , W.O. 1953 . From a Logical Point of View , Harvard Press .
- Poincare , H. 1902 . “La Science et l'hypothèse” .
- Carnap , R. 1950 . “Logical Foundations of Probability” . Chicago
- Jaensch , E. 1933 . “Die Eidetik und die typologische Forschungsmetoden,” . Leipzig
- Hadamard , I. 1949 . Psychology of Invention in the Mathematical Field Princeton (See also Poincare, ibid.)
- Mel⊘e , J. “Dialogue on the hypothetical character of Logical Analysis” . Inquiry , I ( 1 ) 84
- Parsons , T. 1951 . The Social System , Glencoe : The Free Press .