1. The relative reliability of words and nonsense syllables;Davis;J. exp. Psychol.,1930
2. The association value of non-sense syllables;Glaze;J. genet. Psychol.,1928
3. Synonymity, vividness, familiarity, and association value ratings of 400 pairs of common adjectives;Haagen;J. Psychol.,1949
4. Methods and procedures in the study of learning;Hilgard,1951
5. An analysis of meaning;Noble;Psychol. Rev.,1952