Παραπομπή APA

Toulmin,, S. (2008). Philosophy of science: An introduction. Cosmo.

Παραπομπή Chicago Style

Toulmin,, Stephen. Philosophy of Science: An Introduction. New Delhi: Cosmo, 2008.

Παραπομπή MLA

Toulmin,, Stephen. Philosophy of Science: An Introduction. Cosmo, 2008.