Παραπομπή APA

Piaget, J. (1977). Insights and illusions of philosophy. CUP.

Παραπομπή Chicago Style

Piaget, Jean. Insights and Illusions of Philosophy. CUP, 1977.

Παραπομπή MLA

Piaget, Jean. Insights and Illusions of Philosophy. CUP, 1977.