APA (7th ed.) Citation

Pikas, A. (1965). Abstraction and Concept Formation: An Interpretative Investigation into a Group of Psychological Frames of Reference. Harvard University Press. https://doi.org/10.4159/harvard.9780674598805

Chicago Style (17th ed.) Citation

Pikas, Anatol. Abstraction and Concept Formation: An Interpretative Investigation into a Group of Psychological Frames of Reference. Cambridge, Mass: Harvard University Press, 1965. https://doi.org/10.4159/harvard.9780674598805.

MLA (9th ed.) Citation

Pikas, Anatol. Abstraction and Concept Formation: An Interpretative Investigation into a Group of Psychological Frames of Reference. Harvard University Press, 1965. https://doi.org/10.4159/harvard.9780674598805.