APA aipamena

Basdevant, J. L. (1972). π π theories. Springer-Verlag.

Chicago Style aipamena

Basdevant, J. L. π π Theories. Berlin: Springer-Verlag, 1972.

MLA aipamena

Basdevant, J. L. π π Theories. Springer-Verlag, 1972.