APA aipamena

Kohnstamm, G. A. (1967). Piaget's analysis of class inclusion: Right or wrongn. Mouton.

Chicago Style aipamena

Kohnstamm, Geldolph Adrian. Piaget's Analysis of Class Inclusion: Right or Wrongn. Hague: Mouton, 1967.

MLA aipamena

Kohnstamm, Geldolph Adrian. Piaget's Analysis of Class Inclusion: Right or Wrongn. Mouton, 1967.